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Sportster Motorcycle Engine Conversions Advice, questions, and tips for 1200, 1250, 1340, 1450 etc... for Sportster and Buell motorcycle engine conversions

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  #1  
Old 16th January 2021
Turbo Sporty 48 Turbo Sporty 48 is offline
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Sportster/Buell Model: XL1200X Turbo 48
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Default Paid Hammer, Parts Are In The Mail

Converting from turbo Sporty to geezer ride.
Check is in the mail, no, the parts are in the mail from HAmmer Performance. Edit: After posting received tracking info, yippee!!
Just want to ride...
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  #2  
Old 16th January 2021
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madnss madnss is online now
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Quote:
Originally Posted by Turbo Sporty 48 View Post
Converting from turbo Sporty to geezer ride.
Check is in the mail, no, the parts are in the mail from HAmmer Performance. Edit: After posting received tracking info, yippee!!
Just want to ride...
What combo you going to run?
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  #3  
Old 16th January 2021
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rocketmangb rocketmangb is offline
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We need to know !
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Thy Sportster Come
It Shall Be Done
On Earth as it is on Salt
2006 Sportster XL1250C
Hammer Sledge Heads 1.98X1.61 Valves
Hammer 600 Cams
Big Ass CP/Hammer Pistons
Mikuni HSR 45 /Hammer Billet Manifold (Now HSR 48)
Jetted 27.5 slow,182.5 Main
97 Needle,Clip posistion 3
Hurricane Flow 3" offset AC,Rocketman Mod
Daytona Twin Tec TC88A,Rico Scarecrow Map
Sumax Thundervolt plug wires,NGK DCPR8EIX spark plugs. Gapped .040 and Indexed
Cycle Electric Stator and Regulator
Alto Carbonite Clutch (now with Barnett Pressure plate and 25% stiffer spring)
Royal Purple 20W50 MC Primary oil
Patriot Defender Pipe
Royal Purple 20W50 MC Engine Oil
Napa 7148 oil filter
Max Power, 111.47
Max Torque, 84.39
Best 1/4 Mile ET to date 11.85
Best 1/4 Speed to date 115.14
Build by Jester Motorwerkz West
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  #4  
Old 16th January 2021
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"Please, I gots to know"

(first Dirty Harry)
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'81 Andrews "Y" cams, K. Black 9-1 pistons
'03 1250 stage two thunderstorm heads, 536, mik 42
'01 Cyclone
'13 FXDC 96" stock
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  #5  
Old 16th January 2021
Turbo Sporty 48 Turbo Sporty 48 is offline
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Default

They 'touched up" the heads.
Cams
Clutch plates and +spring
Bits and pieces. Got 2 1/2 Patriot Defenders.
Might do one more thing but I dither, enough information?
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  #6  
Old 16th January 2021
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Cams?

Please tell which

Thanks!
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  #7  
Old 20th January 2021
Turbo Sporty 48 Turbo Sporty 48 is offline
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These http://hammerperf.com/newproducts.sh...khammer570cams
Saving up for a set of 1275 cylinders and flat tops.
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  #8  
Old 21st January 2021
Turbo Sporty 48 Turbo Sporty 48 is offline
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Default Parts Arrived

https://photos.app.goo.gl/2fEgvJfSeyGPR6jV9
Yes!
Heads are a woik of art. Competition valve job. Beautiful!
Cams XL 570 with a nice set of bumps.
Cam cover gasket
Bronze oil pump gear
Energy one extra plate kit with 15% stronger spring.
Plugs
Should be a good pedestrian build.
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  #9  
Old 21st January 2021
Tomcatt Tomcatt is offline
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Quote:
Originally Posted by Turbo Sporty 48 View Post
https://photos.app.goo.gl/2fEgvJfSeyGPR6jV9
Yes!
Heads are a woik of art. Competition valve job. Beautiful!
What size valves?
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  #10  
Old 21st January 2021
Turbo Sporty 48 Turbo Sporty 48 is offline
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Default

Quote:
Originally Posted by Tomcatt View Post
What size valves?
7mm
1.81 Intake
1.575 Exhaust
Beehive springs 550 lift
Striker Performance 7mm valve spring kit

Parts matter no doubt.
That head has 35k +/- turbo miles, that valve job makes those heads look good.
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