View Full Version : Dakinstein (TM)
Dakin Engineering 16th December 2007, 22:55 My bud already named it, so...
http://xlforum.net/photopost/data/500/medium/efi_5.jpg
the other side
http://xlforum.net/photopost/data/500/medium/efi_4.jpg
Thank you, Daniel.
Sam
DC in PHX 16th December 2007, 22:59 Any relation to Blackula?
http://www.youtube.com/watch?v=DvR6nfsIk3E
DC
rottenralph 16th December 2007, 23:16 What in HELL is it? I see the turbo and the sporty engine but I believe we need to know what it is going to be next?
wabiker 16th December 2007, 23:30 ...I guess'n a bad A$$ snowblower or Lawnmower...
SportsterBart 16th December 2007, 23:36 morepicsplzkthnx
snowman 16th December 2007, 23:59 ...I guess'n a bad A$$ snowblower or Lawnmower...
If it's a snowblower, bring that beeoch here to Saline and get rid of this 8" snowfall we just had.....:banana:banana:banana
decman 17th December 2007, 00:18 Sam,
With an exhaust system like that, do you really need a frame?
That might be the thing in MC design. Exhaust in frame technology....
Dec
Dakin Engineering 17th December 2007, 00:35 Dec,
Them folks in tech are such safety nannies, but I let them have their way.
Snowblower? Only if it gets to 23 1/2" deep.
Think white, no snow... ;)
Sam
whittlebeast 17th December 2007, 01:37 Post this over at www.msefi.com and hope the efahl or dieselgeek chine in. Mention that you really are looking for constructive comments and not just a stroking. You will get all sorts of input. Make sure you mention what you are doing with it. My two big concerns getting the o2s in there to get a true AFR off the cylinder that is on a real short exhaust tube. You have to be dead on on AFR on both cylinders or you are history at 100% power for that much time. The cool part of this is that you could run it in closed loop all the way up to the finish lights. Dieselgeek over there does lots of LSR stuff. Include that Andy Whittle had you post over there and was looking for input. That will help make the big guns chine in earlier.
AW
Dakin Engineering 17th December 2007, 02:28 Andy,
Many thanks,
Sam
NRHS Sales 18th December 2007, 16:20 I am so glad I gave you those heads in place of that set you sent me. I would just cringe if those other heads made it into pics on this forum! :)
Dakin Engineering 18th December 2007, 17:03 Dan, I gotta agree. Too bad the pics don't show your work on the inside, sweet!
Sam
bplinson 18th December 2007, 17:13 Thanks for the photos Sam....now I am gonna have nightmares for the next two weeks at least!
jrossty 18th December 2007, 17:27 oOOo, that looks like fun:D:D:tour:tour
My bud already named it, so...
http://xlforum.net/photopost/data/500/medium/efi_5.jpg
the other side
http://xlforum.net/photopost/data/500/medium/efi_4.jpg
Thank you, Daniel.
Sam
NRHS Sales 18th December 2007, 17:48 Are you planning on going to the Bubs meet this year Sam?
Dakin Engineering 18th December 2007, 22:36 Somebody's gettin my money; BUB, USFRA, World Finals. (BUB better get their starting line problem fixed.) If they can do that, I'm there.
Sam
NRHS Sales 22nd December 2007, 16:27 Make sure you write to Delvene at Bubs and voice your concerns about the starting line. If enough people complain but also offer up postive suggestions things will change.
Dakin Engineering 23rd December 2007, 01:07 I'll write her when I can compose a diplomatic letter. Watching bikes do laps while I sweat in my leathers is too much of an expense.
I had a warm welcome my first time out, the World Finals was less so. World of Speed and the USFRA were my first and best experience, so far.
I'll send the letter, but until I read different, I'm planning on World of Speed in September.
Sam
Irondrake77 23rd December 2007, 01:12 I think it's some sorta dunebuggy of sorts. I see the intake is hooked up to box mounted at the front of the engine. just the sorta thing to get big air in, but keep big dirt out. Just my guess
findangle 23rd December 2007, 03:00 Yeah I'm thinking sand rail..
Dakin Engineering 23rd December 2007, 23:12 Thanks for playing, here's another pic.
Been prototyping an airbox this weekend.
http://xlforum.net/photopost/data/500/medium/airbox_8.jpg
Sam
Irondrake77 24th December 2007, 02:25 Ok, I got it, it's an Ultralight. one of those motorized hangglider things. Am i close?
Dakin Engineering 31st December 2007, 06:14 Bert,
I know it's only been a week; perhaps I can help with the nightmares.
Here's the finished piece. Seems I can't give up stainless and TIG.
http://xlforum.net/photopost/data/500/medium/airbox_installed.jpg
Ultralight, huh? K, cross that with a hill climber.....:smoke
Sam
Dakin Engineering 2nd January 2008, 03:02 Here's a pretty pic before pressure testing (and pin hole repair). From here, intercooler will get coated and boxed. The plenum will get bungs for MAP and IAT.
http://xlforum.net/photopost/data/500/medium/pressure_test_2.jpg
Sam
JonnyRtn 2nd January 2008, 03:20 Salt flat runner.....white but not snow.
sprtrjl 2nd January 2008, 03:21 Looks like he's building a turbo for a Sportster Streamliner.
Maybe there will be a movie titled "World's Fastest Sportster!"
Dakin Engineering 2nd January 2008, 03:45 There is a "Worlds Fastest Sportster." At least the one I count. Early 70's, a nitro rig did 206 mph. One pass, no record; but....
Sam
rottenralph 2nd January 2008, 04:00 I think it would be great if you built the worlds fastest. Maybe we need team forum. If every member donated a little you might get there quicker. We could all show up on race day. Do you have sponsors or is this a solo dream.
Sleeper 2nd January 2008, 04:15 Salt flat runner.....white but not snow.
Beat me to the punch.
Dakin Engineering 2nd January 2008, 05:03 Ralph,
Yes, it is a personal quest, but I have yet to turn down a cold one when the bike is parked.
I have accepted donations in the past to fund my effort. And then put the donors name on the entry.
I ain't askin; go's against my grain. But I won't turn down help.
Sam
Dakin Engineering 9th April 2008, 19:57 I built a one piece intake. Sorry about the gloss; I thought I had the flat black.
http://xlforum.net/photopost/data/500/medium/My_DD_EFI_manifold.jpg
TrueAmerican 10th April 2008, 00:05 Mr. Dakin, where in the hell in Kansas are you? I'm interested in a Sporty based turbo dragbike and I'm in El Dorado.
Dakin Engineering 10th April 2008, 00:53 Due east of ya on the border. About 50 miles south of KC. Louisburg is closest.
Sam
Dakin Engineering 4th June 2008, 19:55 Fixed my welder (whew).
http://xlforum.net/photopost/data/500/medium/O2_bung.jpg
thatbikerguy 4th June 2008, 20:08 ...How bout 1 photo of the entire thing? Close ups are nice, HOWEVER.......
ChuckinPA 4th June 2008, 20:17 Sam,
With open air so close to the O2 sensor, will you get a true reading? Or is there more pipe to be attached to the turbo outlet stub?
Chuck
Dakin Engineering 4th June 2008, 22:31 Had the same question until I talked with a guy with the same setup.
He got the same readings with a 3" long pipe as a 30" long.
Now waiting for the MicroSquirt......
Sam
cjburr 4th June 2008, 23:01 I think the member "Whittlebeast" here has a great amount of knowledge concerning the Microsquirt if you have any questions when you get it.
I've heard lots of good things about it and there is a forum dedicated to it also.
Chris
rottenralph 5th June 2008, 00:13 How come in one photo it looks like a carb attached to the turbo and now you have fuel injection. Just curious why thechange or was that always the plan. Does this make your turbo a blow threw turbo also? You know I am going to ask a thousand questions because my turbo just arrived and you are the expert. Thanks for all your help and good luck on the project. How much boost are you planning on running?
Dakin Engineering 5th June 2008, 13:04 tbg,
Engine pics this afternoon.
CJ,
whittlebeast has been a great help already.
RR,
Yup, it was in the Grand Scheme of Things when I started the design a couple years ago. The carb was a year ago, a just-in-case I was able to get to Bonny. The IHI turbo has an internal wastegate set for ~8 pounds. Higher boost can be made a couple of ways...
Ask away,
Sam
whittlebeast 5th June 2008, 14:21 Is that a wide band o2?
I bet you could tune on a longggggg exhaust and then change to the short one for racing.
Are you planning on running closed loop at full throttle on the track?
Did you guys know we do wireless remote data logging that in a place like the salt flats would work for about the last mile or so?
PS I love this $hit
AW
Dakin Engineering 5th June 2008, 23:52 Yup, it's an LC-1 from Innovative.
If it will operate to 6500 RPM, closed loop all the way.
Wireless has my interest, but getting a MicroSquirt in hand has my attention right now.
(Got one I can use to start wiring to?)
Good thing I got room left for the boxes...
http://xlforum.net/photopost/data/500/medium/June_08_top.jpg
Fresh left and right side pics in my Gallery.
Sam
whittlebeast 6th June 2008, 11:20 Call DIYAutotune.com All you need is the microsquirt wire harnice.
AW
Dakin Engineering 30th July 2008, 00:29 45 days out and still no box for the EFI.
Back on the carb, new low pressure pump.
Gave notice today, vacation starts Sept 15....
Sam
#6062
rottenralph 30th July 2008, 00:50 I hate to sound like a retard but what do you mean by no box for the fuel injection?
Dakin Engineering 30th July 2008, 16:01 The black box that has the fuel injection computer. I've been accused of breaking with (DE) tradition by not building my own from scrap. Perhaps this winter....
Sam
Rchop 31st July 2008, 14:24 What happened to the pics? I can't see any of them:frownthre
Dakin Engineering 31st July 2008, 23:46 Sorry 'bout that. Too many pics. I will take a pic of the system when I get done riding my hardtail chopper. Couple more days and back to work on the bike. 7-12's last 31 days...
http://xlforum.net/photopost/data/500/medium/Old_Red.jpg
rottenralph 1st August 2008, 00:32 Just thought I would share this turbo setup I just saw on ebay. I know you love your turbos and all. Dual cv40 carbs is an interesting touch. http://i23.ebayimg.com/05/i/001/01/7b/d5ee_1.JPG
http://i2.ebayimg.com/01/i/001/01/7b/de85_1.JPG
Dakin Engineering 1st August 2008, 01:04 RR, that is truly awesome. Thinking of the work involved, wow! Does it run?
(ducking and running)
Here's my simple effort, waiting on a box. (the throttle body is OEM)
http://xlforum.net/photopost/data/500/medium/take_offs.jpg
Sam
Dakin Engineering 1st August 2008, 23:16 It may not look like a lot, but that's a year's worth of R&D.
Next year...
Sam
#6062
rottenralph 3rd August 2008, 20:59 I asked the guy how he managed the fuel and he said he used hiflow petcocks and that is it. I am not sure how he would run it without pressurizing the carb bowl but maybe he knows something I have not read yet. He has two NOS bottles and I thought thoat nos required a fuel pump and regulator and maybe it is doing what it needs to without him thinking about it. He said he had 5 miles on it and that it required some additional tuning to get the carbs set right. That bike also has NOS. I imagine if it does work it might be some fun to ride on the street. The welding is beautiful and the airbox he made is neatly placed also.
Dakin Engineering 4th August 2008, 00:29 I need about 10-12 more pics...
Sma
rottenralph 4th August 2008, 21:11 Sam, what is the purpose of the airbox? With your intake plenum going directly to the carb, what is the reason an airbox is used. Does it have a special pupose? Would a large intercooler have the same effect? One other question, I read somewhere that the offset inlet on the plenum required more boost than a center inlet on the plenum. Apparently aerotech changed the plenum on the second generation turbo to enter the center of the plenum and that allowed them to generate the same amount of power with lower boost levels.
Do you want me to remove the pics?
Dakin Engineering 5th August 2008, 00:50 My plenum, intercooler, and FI intake had to be swapped out. It was replaced with a rigid conventional style intake, a contorted intake runner, and a re-clock of the cold side of the turbo. Carb goes where the throttle body used to be.
Just finished 5 weeks of 7-12's, Back to work on the bike tomorrow. (?)
Plenum design is a black art, as far as I can tell. What works, works. I had 20 HP lost in my first intake design....
Sam
ol38y 6th August 2008, 02:20 I need about 10-12 more pics...
Sma
Sam, We need more pics. If I can't color I need pics to look at. :banana
Keep us informed. I'm thinking I might try a turbo down the road so I'm hoping to learn something here if you don't mind.
Larry :smoke
I have pics of tractors. :doh
Dakin Engineering 9th August 2008, 21:05 Here's the "plenum" for the carb setup. Most important thing; ~smooth~. No sharp bends.
http://xlforum.net/photopost/data/500/medium/carb_intake.jpg
Mounted the low pressure fuel pump and cleaned up the wiring.
http://xlforum.net/photopost/data/500/medium/low_pressure_pump.jpg
rottenralph 9th August 2008, 21:24 What pressure do you run in relation to the boost pressure?
What would happen if you put something like the elbow from a force winder on for your plenum? Why is the dome shaped plenum the shape of choice?
Dakin Engineering 10th August 2008, 00:42 Since it's a draw-thru, I just need to keep the bowl from going dry. 2-4 pounds.
Plenum 101; Large enough to hold one cylinder's volume AND small enough to be fully compressed before the next intake opens (at top RPM).
Why a dome? Round corners don't eddy as bad?
If you recognize this fender, it's because Scott sent it to me.
http://xlforum.net/photopost/data/500/medium/ff_right_side.jpg
Thank you Scott! Hugs for the women folk.
Sam
rottenralph 10th August 2008, 18:11 What cams are you running in Dakinstein? How many cc's is the engine?
Dakin Engineering 11th August 2008, 01:44 Stock cams.
883, the 1200 set is at Dan's for a hone and gapless 2nd right now.
Of course there is a pair of NRHS heads....
Sam
rottenralph 11th August 2008, 02:59 Are you using flat top pistons or reverse dome conversion pistons?
Dakin Engineering 11th August 2008, 14:11 Wiseco conversions.
Been on the shelf since the 88" build.
Sam
Dakin Engineering 12th August 2008, 21:25 I have a .wav file, but I don't know how to upload it.
HALP!
Sam
NRHS Sales 12th August 2008, 21:40 Sam
I do not have your phone number and I need to talk to you. Call me please.
Dakin Engineering 12th August 2008, 22:57 Just talked to your machine..
Dakin Engineering 19th August 2008, 03:44 Here's how I change class to Partial Streamline (this year)
http://xlforum.net/photopost/data/500/medium/PS_fairing_right.jpg
Dakin Engineering 23rd August 2008, 21:13 Got the 1200 set back from NRHS yesterday.
Started at noon, fired up at 2pm.
A personal best for an 883 / 1200 conversion.
Sam
#6062
Dakin Engineering 23rd August 2008, 23:11 First temp cycle; no leaks, no knocks.
Sweet.
Sam
jmr1283 23rd August 2008, 23:19 good luck.
ol38y 26th August 2008, 18:26 Good Luck Sam...:clap:clap
They say the salt is excellent. :banana
Larry
Dakin Engineering 26th August 2008, 23:12 Thanks Larry,
Daily I'm looking at the bike, asking myself "what more can I do?"
A couple more heat cycles and a new oil filter is all I can up with.
Sam
#6062
rottenralph 27th August 2008, 03:31 Did you get the FI working yet?
Dakin Engineering 27th August 2008, 13:54 RR,
Last I checked, MicroSquirt was still out of stock. That was a couple weeks ago. Even if I could get one, I don't have enough time to get familiar with it before WoS.
I'll leave some power on the table running the Mikuni, but I won't need the last 20 HP until I get closer to 200.
Sam
#6062
jmr1283 27th August 2008, 23:49 good luck sam.
Dakin Engineering 2nd September 2008, 17:16 Had another great Labor Day weekend thanks to ABATE of Kansas.
Entered the bike show and won the Special Interest class.
Got a $10 donation from a HD hillclimber and $50 more from Red when I got home.
http://xlforum.net/photopost/data/500/medium/Perry_trophy_2.jpg
Sam
#6062
jmr1283 3rd September 2008, 01:06 well nice job! glad u pulled out a win. congrats
Dakin Engineering 3rd September 2008, 01:08 Spent $30 of donations.
Had a vendor at the rally do these
http://xlforum.net/photopost/data/500/medium/numbers.jpg
isiahstites 3rd September 2008, 02:33 Sam the bike looks good..........two weeks to go!!
See you there!
Scott
Dakin Engineering 6th September 2008, 23:09 This is the same link as on the sound bite thread.
Now I have to do it again for the 1200 set.
http://media.putfile.com/Turbo-883
Sam
#6062
rottenralph 7th September 2008, 01:15 Sam, that is an interesting sound bite. I here the whine/buzz of a turbo in the sound. I sure hope mine sounds as great as your bike. Good luck at the races.
Dakin Engineering 13th September 2008, 22:36 I can't think of another thing to do to the bike but load her up.
Crew & transport are due in a couple hours.
The punchlist is punched, the I's and T's dotted and crossed. (yeah, right!)
Westbound at dawn, (who am I kidding)
Sam
#6062
Flamin883 13th September 2008, 23:09 GOOD LUCK AND GOD SPEED SAM.
I gotta ask the burnin question How fast are you gonna go this time?
rottenralph 13th September 2008, 23:21 Good luck. Keep us informed.
Dakin Engineering 14th September 2008, 13:56 Ran the calc again; 23/35 @ 6200 = 172
Redline should be closer to 7k
We'll see....
Sam
#6062
isiahstites 20th September 2008, 19:55 Last I saw of Sam was yesterday at around 4 pm and we said are good byes. He after having a few minor issues qualified on the 102 mph record with a speed of 113 mph, his best pass of the week! He had a return run this morning and I have not heard yet how that went. When I do I will update.........
Scott
isiahstites 22nd September 2008, 03:23 It looks like Sam set a record!!:banadanc:banana:clap
Here is the info from the USFRA website:
6062
SAM DAKIN
APS-PBF 1350CC
101.078
Screw Loose Dan 23rd September 2008, 16:21 Congrats!! Way to go Sam!!
Dakin Engineering 24th September 2008, 06:33 What can I say?
I am elated that I was able to pull a rabbit out of the hat.
I am extremely fustrated at my PPPP.
My Thank YOU's are beyond counting.
This record would not have happened without a scratch crew and the donations from the XLForum. No BS.
100's if not 1000's of pictures were taken of my bike. Almost all had XLForum. net in the pic. Bert, between me and Scott and the announcer at the track, every person there knew of the XLForum.
The bloody details;
I had to run 2 miles at 100 mph to find out my fuel pump didn't have the guts to keep up.
Bad news; the timing starts at the 2 mile marker.
For three days we asked questions, opinions, read palms, tossed bones and tried every thing that we hoped would let the genie out of the bottle. Managed to get a qualifier on a record I thought to be a snooze. And ran out of gas on the return run.
I knew I could set a record in a virgin class and with the last pass of the event, I did it. I'm not pleased, but I owed to my crew and every person that sent a buck.
1350 cc APS/PBF now has a record.
101 something. <sigh>
It's not called the Great White Dyno for nothing.
Sam
#6062
Rchop 24th September 2008, 18:23 don't worry about the speed your first time out. It takes time to work the bugs out and really get the bike up to it's potential. My first meet at El Mirage, I ran 98mph. I got it up to 122 at Bonneville last year and beat the existing 119 record...I thought it was gonna be a "snooze" too, but I fought pretty hard to bring home the 120 record!
This year I had a top speed of 135 with a new 132.4 record, so you can see, I'm still on the learning curve with this old 1970 50hp motor:D
I hope to run as successfully as you with my new Buell based 750cc APS/PBG next year. With existing records at Maxton at 112mph and the Bonneville record still open, I will be happy just to finish a complete run first time out.
You will only go faster...good luck:clap
Randy
NRHS Sales 24th September 2008, 18:29 Sam,
Next year take a few days off extra ahead of time and stop by my shop. We will dyno it and get all the bugs worked out before you get to the salt. I cannot tell you what an advantage it is to do this before you go to the salt.
Dakin Engineering 24th September 2008, 19:01 Thanks Dan, we'll work on that schedule thing.
The seat dyno felt great Friday morning. Rolled her on in 3rd and she was singing a fine tune around 5000 rpm. Shifted to 4th and grabbed a big handful of throttle. Boost was prolly in the 12-15 pound range for about a half a second. The coupler at the turbo/plenum joint blew off.... Just had to jam it back in place and tighten the living S^#% out of the clamp.
Come to the Salt, and you will have a BSEG just like this;
http://xlforum.net/photopost/data/500/medium/6061.jpg
ol38y 25th September 2008, 01:49 Congrats Sam. Got a record and brought everything home in one piece. What could be better...
Larry
Dakin Engineering 25th September 2008, 03:50 Thanks Larry.
Better?
Having the upper half of the rpm band available after 2 miles. <sigh>
Chassis testing was the main goal. Mission accomplished. Rides like a Lincoln Continental.
We're going back next year with Natasha's 88" motor and a few more tricks......
The Graybeards are working on a team shirt and memberships and such. I'll let you know what/when.
Me? I'm going to the shop. Got a bike to work on.
Sam
#6061/6062
Dakin Engineering 26th September 2008, 00:51 Bonneville 08 Day 0
Pit setup and tech inspection.
We arrived mid morning and found a pit location with a view of the course. Laid out the tarp and hoisted the shade loaned to me by Daryl K. I have tried beating tent stakes into the Salt before, don't work well. Tried 1/4" eyelag bolts this time. Carl persisted until they worked.
Celeste was rolled out of the truck and secured to my latest front wheel carrier. We used it to go to tech and back before giving it up in favor of the pickup bed.
Ah tech; the OMG WTF if she don't pass agony. First inspector eyeballed the intake runner and asked me to sit in the operating postion. Then he reminded me that the runner could get as high as 250 degrees with full boost. YIKES! He'd let me pass, but get some heat wrap on it. Gotcha, thanx.
Then the "extra set of footpegs" quibble. Rule book states only one set of footpegs can be used. I pointed out they were knee rests. They said foot pegs. I pointed out the controls were on the footpegs by the axle, these are knee rests. It was solved by demonstrating my riding stance on the wrong pegs. Picture the money and the football, salaaming. Case closed.
Having lost that one, he pointed out I did not have the lines secured on the head breathers. K, safety wire, no prob.
Helmet, leathers, gloves and boots were all checked off. Fire bottles, CB radio, all pass.
Paid the entry fee, filled out forms, and gawked the rest of the day. Seldom Seen Slim, wife Nancy, and a helper known as Todd were two pits away. A fantastic supercharged SBC powered Studebaker between us.
The other side was a pair of the last MG's ever made running Roush 351's. Fast company.
Sam
#6061/6062
NRHS Sales 26th September 2008, 18:44 sam,
An 88". Why do you keep picking engine sizes that are too big for one class and too small for the next one up? You should look at ways to turn that 88" engine into a 1350 if you want to be competitive. It an usually be easily done with a set of custom Axtell cylinders and 3.700 bore pistons.
snowman 26th September 2008, 19:31 Good luck and ride it safe, Sam!!!
:banana:banana:banana
Dakin Engineering 26th September 2008, 23:30 I was a latecomer to LSR. Local drag racing was the basis of the bug.
Natasha was built by the square formula, balanced and blueprinted before.
Celeste was a test motor that may reappear in a "refined" frame in a couple of years.
Now I have a chassis I am happy with. Got the motor, even if it is undersized for the class. The rest is development and seat time. ;)
Sam
#6061/6062
Dakin Engineering 26th September 2008, 23:42 Bonneville 08 Day 1
The tech hurdle being passed; now we had an Entry.
Now to introduce the Crew;
Crew Chief Bill Collier, Lt Col. US Army (ret)
Crewman Robert Hill CW03 US Army
Crewman Carl Raithel, Esq.
This "scratch crew" was born at the Kansas City Run in June. I said I was goin to the Salt, Bill said he'd like to be there. Opa and I had talked about it on his way home from KC Run 07. Carl was riding shotgun for Bill. Fine men of integrity, everyone.
We arrived at the Salt in time to load the bike before the drivers meeting. (The lads went to the task and with just a couple iterations had the load/unload down to a smooth operation.) We ambled over to the meeting; old hat to me, but I knew the crew was just getting the Salt hook deeper.
Nothing new; Go Fast, Drive Safe. After the meeting was the sighting run. You can drive the crew vehicle down the course and look for the smoothest line. Salt conditions were as good as I have ever seen. White concrete.
A bit of back ground on Celeste; I had purposely built her to run in several configurations. Fuel or gas classes, with and without fairing. To minimize the gremlins, first off was a gas class without the fairing. There was an existing record of 104.97mph. Seemed easy enough.......
As I said to any who asked that week, "It's the first time I've had her in 2nd gear since I built her." Paging Mr Murphy!!!!
First pass was spongy, but smooth. Slight burble, but I wasn't looking for speed, just a handling run. 97+ mph.
Back to the pits; swap the 40 tooth for the 35, take out a link. Notice I had left the shocks on soft. Whups. Crank over to hard. (lessons in geometry will be taught soon). Plug check was good, thru in a fresh set, as gapped by the Crew Chief's Gerber knife. (found the gapper at the end of the meet; the Gerber was right, too.) Back in line.
part 2 follows
Dakin Engineering 27th September 2008, 00:10 The Salt was a busy place. Much time standing in line. We had it easy for the first pass, just a half hour or so. There was talk of closing the course on schedule, but ~50 competition vehicles ready to go kept it open til sunset.
About 5:30 local, we got the second pass. Remember Murphy? Yup. Chain adjustment don't mean spit until it has been run. Between the sprocket change and the shock adjustment and a loose chain, well.... Had to shut off after a mile; the chain was slapping the chainguard mount. Crax.
Back to the pits. Add 3/4 turn to the adjusters. Nice tension. Caught up with Scott Stites, a bud from XLForum. He runs a Buell. And the Guzzi team; I'm for anybody with pushrods. Close the pits and return to Wendover for the evening. Guzzi team next door at the Best Western...
Sam
#6061/6062
Dakin Engineering 27th September 2008, 04:07 Here's my bud, Scott. I think he's happy with his plug reading.
http://xlforum.net/photopost/data/500/medium/scott.jpg
Dakin Engineering 27th September 2008, 04:10 Imagine; there is nothing but horizon and you.
http://xlforum.net/photopost/data/500/medium/side_view_a.jpg
Dakin Engineering 28th September 2008, 00:37 Bonneville 08 Day 2
Seems I forgot the gremlin bell..
The morning run confirmed the chain was right. Backed off the timing a full notch. WTF is the burble at half throttle 2 miles out? Been there from the first pass. Slogged thru to another non-qualifier. This cannot be right.
Occam's razor ; re-do the timing, full opposite. Try again.Grrr... No improvement. But the boys had fun with the binoculars. Asked every air breathing humaniod their opinion. "You outta gas." Grrr...
Folded the tent and went back to Wendover for the night.
Need to mention Greg from St Louis; best pics of the bike so far. Newb to the Salt, hook set.
Sam
#6061/6062
BWP 5p 28th September 2008, 04:35 :clap:clap:clap:clap:clap:clap:clap:clap:clap:clap :clap:clap:clap:clap
55chevr 28th September 2008, 15:58 Sam,
We stopped at NRHS on the way to Bonneville. Dan (NRHS) ran 6 dyno pulls on my bike this year. We made a number of jet changes both main and powerjet before he was satisfied. The shop is at 5000 ft altitude and Bonneville is 4200 ft usually corrected to about 5000 ft per ERC Trailer. The bike went 149 mph right off the trailer matching it's best speed at Maxton which has an altitude of 210 ft. As you can see it was right on the money. We made only one sprocket change to get the 151 mph that set the record.
Joe
Dakin Engineering 29th September 2008, 00:22 aving spent the evening comparing notes, bouncing ideas, and a whole bunch of headscratchin the the best guess was a plugged main jet.
Bright and early, I roused the troops for another day. I snagged a coffee filter from the Chief's supply and we went to the Salt. We arrived in time for the record return runs. I love the sound of any motor at full song. Anyway, that was the background as the day began in the pits.
Cut open a drink bottle and filtered the float bowl drain. Specks, but nothing like 185. Rats. Pull the jet, clean. Pull the carb, remove the bowl and see minor varnish. I need time to think about the next step. Some folks from Liverpool stopped by to chat while I polished the inside of the bowl, occasionally stopping our conversation to watch and listen as another high speed screamer went downcourse.
Verified the fuel pump ran, filled half a bottle in 10 seconds. About a liter. No trash. (This becomes important later). Put the carb back together, installed and back to the waiting line. Crew reported good breakfast food at the vendor. I got a belly full of butterflies.
I was a bit tense when Monte did his dance. Don't think I dumped the clutch, but she danced. 3 to the right, then 3 to the left. I was sure I had got his toes as I rolled up in first. Not gonna chance more sidewise ridin, clicked third before I rolled her on. (The 3500 rpm barrier weren't there in the first mile.) Wound her up to song, about 6000 r's. OMG, sweet. Nothing but pure. Grinnin like a fool, I slapped 4th and a full twist. This lasted for about half a second. The waste gate couldn't keep up with the boost and the plenum/ turbo joint popped off. Repeat explecitives at full volume in a helmet.
I'm halfway to the return road when I give up riding a coaster.
Seems I had forgot to brief the crew in a non-emergency recovery. I made the point clear, get me and my scoot off the course. And gimme a screwdriver, get us back in line.
I knew this was the last shot at breaking the record that I set out for. Humbled again by the Great White Dyno. It took 3 hours (or years, depending on your perpective) to get back to the starting line. I tried to apologize to Monte. He replied I had recieved a standing ovation. (seeing as they was standing to start with, well) Last shot, make it count.
Sitting in the sun does accelerate the thinkin process. Get over the denial phase, accept the fuel pump is limp. Sneak up on the 2, and pray the fuel lasts. 115 quarter, 113 exit at the 3. Qualifier by 8 mph. <sigh>
3 days of "what if" got us to impound. Or Parc fermee, as my new European frends tell me.My nerves are at near frazzle, I submit to a cold brew. Or 6. Guzzi boys are right neighborly.
One more pass......
Sam
ol38y 29th September 2008, 15:28 Here's my bud, Scott. I think he's happy with his plug reading.
http://xlforum.net/photopost/data/500/medium/scott.jpg
Naw, he always has that look!!! :laugh Or, maybe it's just being on the salt.
Dakin Engineering 30th September 2008, 00:26 Day 4
Per the rules, the bike stayed in impound over night. A plug check told me all was well (as could be). No worries, just do that pass one more time. Once again, the crew loads up and follow the caravan to the starting line. Unload, pull on the leathers, and wait my turn.
Push to the starting line, the squires do the final zippers, gloves, and helmet. Monte gets word that the track is clear and does his dance. Seems to be a few feet further the the left as he waves me onward. Smart fella.
Relax, I try to tell myself. Ha! First, second, third, all smooth. Into fourth and take it easy, got another 2 and half miles to go. Sputtered and died. Out of gas. Remember the fuel pump test? Dumped a liter or more out. Dammit.
No time to waste kicking my own ass; gotta get back to tech for a class change. That little 104.97 record had kicked my butt all week. So be it. Time is running out. Tom does a quick check of the hardware and gigs me for the fuel shutoff. Back to the pits to install the Pingel. Dump in a gallon of fuel. Get Tom's blessing, pay the fee, back in line.
Ran the same routine, qualifier pass of 97. Back to impound, checked off by the man. Back in line. Waved Fireman Jim ahead of me. He was finishing the second half of his 200 MPH Club. Last record pass of the event. Once again, I ask my angels for a bit of tailwind. Let her roll. At the two mile mark, rolled her on slow. Same damn burble; just hang in there. 3 mile marker in sight, squeeze a bit harder and thru the traps at 104 for a 101 average. Kept Tom's Budwieser full as the final tech and engine measurements were completed. Paperwork done and it's in the books; 1350cc APS/PBF now has a record.
It would not have been possible without the Graybeards.
For you fans of Top Gear, the crew was out there filming for a future episode. Got to shake hands with Richard and Jeremy. Understood Andy Green was to be there to run the Mormon Meteor the next day.
Sam
#6061/6062
Dakin Engineering 30th September 2008, 01:21 Why is this pic different? I ran 6061 (4 full passes, 3 turnouts) without success.
6062 made only two passes and set a record. The pic is from impound while the record was being certified. Damn hard pic to get, it was.
More importantly, it was the donations of the XLForum that made it possible. Good on ya'll. Thanks.
http://xlforum.net/photopost/data/500/medium/6062.jpg
Dakin Engineering 1st October 2008, 03:39 my goal; Warner Riley's 1973 World's Fastest Sportster @ 206 mph
http://xlforum.net/photopost/data/500/medium/riley_206.jpg
Flamin883 2nd October 2008, 16:48 Is it just me, or does Riley's bike have quite a bit of rake?
Dakin Engineering 2nd October 2008, 20:18 Kyle,
The rake is a holdover from the "good old days" when the slop, er, "less than desirable handling characteristics" was so bad. Kicking out the front changed the angle of attack, making tank slappers less frequent.
In Riley's case, he musta been using the front wheel as a sail. With that HP and wheelbase, it had to be a unicycle at speed, IMHO.
Sam
Flamin883 2nd October 2008, 20:22 what kinda HP did he have to have to break 200 no windshield no fairing Hell he aint even got a fender. and in the pic he's not even layed out
NRHS Sales 2nd October 2008, 20:24 I would guess at least 250. The bike was run on about 95% nitro methane.
decman 2nd October 2008, 20:51 Well a more positive trail will make it want to only go straight.
I guess that is a very good thing for the salt when that is what you need to do.
Remember if you rake out the neck without adjusting the trees for a normal
trail then the trail will be out there. His trail looks like about 12" or so.
Normal is 4-5"
Dec
Who just spent some $$ fixing the trail on his 45 degree raked chopper.
Is it just me, or does Riley's bike have quite a bit of rake?
Dakin Engineering 3rd October 2008, 01:33 They were bolder men, on olden days.
Sam
55chevr 5th October 2008, 19:58 Sam,
What waste gate are you using?
Joe
Dakin Engineering 6th October 2008, 01:36 Joe,
It's built in. Warner-Ishi RHB-52. Set for 8 psi.
But it can be ~messed~ with.
Sam
Flamin883 6th October 2008, 15:19 Well a more positive trail will make it want to only go straight.
I guess that is a very good thing for the salt when that is what you need to do.
Remember if you rake out the neck without adjusting the trees for a normal
trail then the trail will be out there. His trail looks like about 12" or so.
Normal is 4-5"
Dec
Who just spent some $$ fixing the trail on his 45 degree raked chopper.
So simplistically thinking ( that's usually the best I do) It's not really the rake that matters It's the trail that determins the bikes handling characteristics?
this always kinda confused me but I think I'm startin to see
Dakin Engineering 29th November 2008, 22:19 The black fender just didn't match. I got a new toy, er, tool and abused a couple feet of 2 1/4" SS 16 ga pipe. 4 degree (8 deg total) cuts every 1 3/4".
http://xlforum.net/photopost/data/500/medium/SS_fender_4_degree_cuts.jpg
Split lengthwise, and hand formed to fit a special jig.
http://xlforum.net/photopost/data/500/medium/SS_fender_profile_and_jig.jpg
Curled to a perfect radius. Side panels are for LSR application and courtesy of the Hobart Co.
http://xlforum.net/photopost/data/500/medium/SS_fender_left.jpg
A bit of welding to be done, more to follow....
Sam
#6062
Dakin Engineering 13th January 2009, 01:08 Ahhh, the new pics are here.
Here's the front view.
http://xlforum.net/photopost/data/500/medium/SS_fender_front.jpg
And the body is NOT finished!
Sam
#6062
NRHS Sales 15th January 2009, 17:58 Sam,
I think you are spending more for electricity and welding rods then it would cost to buy a custom fiberglass fender!!
Dakin Engineering 15th January 2009, 23:57 Dan,
Where would the fun in that be?
Sam
rottenralph 17th January 2009, 18:55 Sam, I have to say that the bike is starting to really take on a unique look. The clear lexan shield up front is really a nice touch. What does the salt do to the lexan when you are screaming down it at 200.
Dakin Engineering 18th January 2009, 00:36 RR,
Haven't got to try it yet.
But it is cheap and simple to replace.
Sam
Stephen Lowry 24th January 2009, 13:57 WOW, that's aneat project, hope you do good, that Warner Riley record has been around a long time..................Steve
Dakin Engineering 31st January 2009, 01:59 Got a CD of pics from Bonny.
Photo by Pork Pie, All Rights Reserved.
http://xlforum.net/photopost/data/500/side_shot6.jpg
rottenralph 31st January 2009, 02:06 That bike is really short. I will be writing soon for the fuel pump, regulator, car instructions from the expert. I really like the mideval look of the new build.
Dakin Engineering 31st January 2009, 15:26 I can tell you what doesn't work for Bonneville.
A Pierburg pump (the one used for NOS wet spray systems)
works for street and strip.
Tried a low pressure Fawcett pump this year, nope.
The bike inspector at Bonny (Tom Evans) recommended
a pump from a Z car. That will be next if I can't get the EFI
done in time.
Sam
Dakin Engineering 21st July 2009, 19:57 It's been a while; just a note to keep ya'll up to date.
Just finished a complete dis- and re-assembly of the bike. Salt was still hiding in some of the nooks and cranies. I can't call it a paint job, but corrosion inhibitor for sure.
The O2 sensor is in and waiting on a new battery.
Anyway, Back to Bonneville in '09!
Sam
6061/6062
boer 21st July 2009, 20:00 Coool :) :) :)
bigjnsa 21st July 2009, 20:12 It's been a while; just a note to keep ya'll up to date.
Just finished a complete dis- and re-assembly of the bike. Salt was still hiding in some of the nooks and cranies. I can't call it a paint job, but corrosion inhibitor for sure.
The O2 sensor is in and waiting on a new battery.
Anyway, Back to Bonneville in '09!
Sam
6061/6062
Sam, when is Bonneville this year?
Dakin Engineering 29th July 2009, 17:46 I'm on track for the September event World of Speed (12-16?).
Follow the link on landracing.com for exact dates and progress during all the events.
I'd like to thank all who donated last year and hope ya'll got some more to give ;).
Paypal to dakineng@hotmail.com.
We have Supporter and Sponsor patches available, go to Sportster.org and follow the Bonneville/ Team Graybeards thread(s).
Thanks again,
Sam and
Celeste 6061/6062
Flamin883 16th August 2009, 13:41 Go Sam Go
we'll se ya at Perry before you load up for Bonny won't we
Dakin Engineering 17th August 2009, 19:53 Kyle,
We are go for Perry and the ABATE Rally. I wouldn't think of heading to the Salt without the blessing of my peers. And it's a hell of a good party For Adults.
And more Thank You's for all that donated.
Sam
6061/6062
Dakin Engineering 15th September 2009, 04:22 Just got here. Crew has assembled and safety meeting in progress. Tech inspection is tomorow with hopes for timed runs by late wed. Seems a bit of rain fell this morning, but not enough to cancel the meet. Cross your fingers for us.
I'll post some pics tomorrow.
Sam
#6061/6062
kdarejr 15th September 2009, 04:35 Just got here. Crew has assembled and safety meeting in progress. Tech inspection is tomorow with hopes for timed runs by late wed. Seems a bit of rain fell this morning, but not enough to cancel the meet. Cross your fingers for us.
I'll post some pics tomorrow.
Sam
#6061/6062
Good Luck :D
BWP 5p 15th September 2009, 12:28 SAM........
BE SAFE.......GO FAST!:clap:clap:clap:clap:clap:burnout:burnout
Dakin Engineering 15th September 2009, 14:35 New crew member Karl and his ride
http://xlforum.net/photopost/data/500/medium/DSC02530.JPG
Dakin Engineering 15th September 2009, 18:57 Passed tech and we're all doing a sun-n-wind dance diguised as shooting pool at the Red Garter casino.
Sam
6062
72Iron 15th September 2009, 19:07 You'll have to let us know the results!
GOOD LUCK!!!!
bdbecker 15th September 2009, 23:15 You'll have to let us know the results!
GOOD LUCK!!!!
I think more of us want to know about the LSR runs than the game of pool.
Just messin with you 72Iron...
Good luck Sam!
Dakin Engineering 16th September 2009, 04:16 Sunset check of Lake Bonneviile; "The tide is receding." W
TF?
or; another day of watching the Salt dry.
Chances are good for racing on Thursday.
That will make the event run until Sunday.
Cross your fingers for us.
And 9 ball is fun.
Sam
#6062
BWP 5p 16th September 2009, 13:41 Sunset check of Lake Bonneviile; "The tide is receding." W
TF?
or; another day of watching the Salt dry.
Chances are good for racing on Thursday.
That will make the event run until Sunday.
Cross your fingers for us.
And 9 ball is fun.
Sam
#6062
But are you winning?:p:p:p
Dakin Engineering 16th September 2009, 16:10 WOOOOOOT!
WE ARE ON!
First runs are tomorow (Thu) ~ noon.
Two more crew arriving today
Hmmm, how to kill another day????? ;)
Sam
#6062
Dakin Engineering 17th September 2009, 11:26 http://xlforum.net/photopost/data/500/medium/DSC025411.JPG
BWP 5p 17th September 2009, 11:50 Can't sleep Sam???? You're up pretty early today!
isiahstites 17th September 2009, 13:45 Good luck Sam!
Dakin Engineering 18th September 2009, 02:51 First, the good news; WE'RE IN IMPOUND!
ie; a successful qualifing run. Return runs @ 7 AM.
The not-so-good good; (yawn) @ 95 and change.
The plenum seperated from the intake manifold this time.
And it's already fixed.
But it's another open record, so.... it's all good.
The bad news is no Sunday runs, but we can run until sunset Saturday.
So the second record qualifier will be tomroow afternoon, if we can get to head the line by sunset. If not, it will be back to back runs Saturday.
Having a blast on and off the course with my TEAM GRAYBEARDS!
My turn in the shower next, then dinner; gotta run.
THANK YOU FOR ALL YOUR SUPPORT!
Sam
#6062
72Iron 18th September 2009, 03:03 :banana
Bet you're stoked!
isiahstites 18th September 2009, 04:19 Congratulations Sam!! I expect a three digit time tomorrow morning. Go fast and be safe.
Scott
NRHS Sales 18th September 2009, 21:56 Sam,
You do realize that a little girl on a 500cc Blast with no turbo is kicking your butt don't you? Come on man, step it up! if we can go 117 with a blast I expect a lot more speed from you!!! :)
isiahstites 18th September 2009, 23:52 Sam,
You do realize that a little girl on a 500cc Blast with no turbo is kicking your butt don't you? Come on man, step it up! if we can go 117 with a blast I expect a lot more speed from you!!! :)
After a post like this nothing else needs to be said until you go fasteer than little Cil.
Dakin Engineering 19th September 2009, 03:30 My apoligies to all.
106 return for a 101 record.
Something about bad shocks; a real funny solution. Later.
The Class change required removal of the quarter fairing AND front fender.
Lost all forward vision about the two mile mark.
I had passed the 2 1/4 mile when I had to wipe my visor.
Saw the 3 and hit it again. Out at 98 and needed another wipe to see my way off course. It was the most scared I have been in my life. It even surpassed the high speed wobble at Maxton.
The crew stepped up again and fabbed a milk jug and duct tape thingie on the sliders to cut down the visual impairment for tomorrow.
One more pass and another record.
Iff'n ya got some spare angels, please send them my way, I think mine might be a bit tired.
Sam
#6062 New Bonniville Becord
#6061 Halfway there
isiahstites 19th September 2009, 04:04 My apoligies to all.
106 return for a 101 record.
Something about bad shocks; a real funny solution. Later.
The Class change required removal of the quarter fairing AND front fender.
Lost all forward vision about the two mile mark.
I had passed the 2 1/4 mile when I had to wipe my visor.
Saw the 3 and hit it again. Out at 98 and needed another wipe to see my way off course. It was the most scared I have been in my life. It even surpassed the high speed wobble at Maxton.
The crew stepped up again and fabbed a milk jug and duct tape thingie on the sliders to cut down the visual impairment for tomorrow.
One more pass and another record.
Iff'n ya got some spare angels, please send them my way, I think mine might be a bit tired.
Sam
#6062 New Bonniville Becord
#6061 Halfway there
Congrats on your success Sam, we are all rooting for you. Be safe as I experienced the face shield full of salt at BUB amd told them I would not race like that as it was way to dangerous.
Scott
Dakin Engineering 19th September 2009, 20:26 It's all over but the b*tching.
Blew a head gasket just off the line. I was prepared for that, but not the small chunks of metal stuck to the head. Further investigation found the bearings gone in the turbo.
Rats! Have to make due with just the one new record. And memories of a great event.
Sam
#6062
http://xlforum.net/photopost/data/500/medium/Dawn_09.jpg
Rchop 19th September 2009, 23:43 Congrats on your success Sam :clap
Flamin883 21st September 2009, 23:23 glad ya got another record and are still around to tell us about it. the blown turbo sucks though. time slips are a lot harder to come by than the seat o the pants my bike does 120
NRHS Sales 22nd September 2009, 16:50 Sam.
That turbo seems to be more trouble than it is worth! I expect great things from you next year. At least a 145 pass!! :)
mikey04 25th September 2009, 18:45 I woulda thought you should have gone over 150 with that thing or is that out of the ballpark
Dakin Engineering 19th March 2010, 03:32 Hi Folks,
What's new enough to brag about? Glad you asked.
If you go to saltflats.com and check out the 2010 poster/calender, you'll see the sole bike is me and mine. Yup, it's the event artwork for this year. Everbody that buys this years shirt will be wearing a
picture of me and my baby. Hope the head swelling comes done so I can fit my helmet.
Back to the shop,
Sam
#6062
bdbecker 19th March 2010, 16:56 Congrats Sam! That is so cool. I was happy that my bike made it into the XLF calendar, but that's nothing compared to being the "poster child" for the USFRA!
http://i100.photobucket.com/albums/m4/bdbecker_2006/XL%20Forum/picserve.jpg
rascalion 20th March 2010, 12:58 you da man Sam
aswracing 20th March 2010, 14:40 Very cool Sam! Congratulations!!!
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