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Members Birthdays
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13th October 2016
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Chief Harley Engineer
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Join Date: Mar 2007
Location: Derby
Posts: 536 Sportster/Buell Model: XL 1200 softail frame&NOS Sportster/Buell Year: 2000 Sportster/Buell Model #2: Buell XB1250 Uly XT Sportster/Buell Year #2: 2009
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XB12XT converted to 1250 with XR1200 heads
Here's some photos and specs of my Buell XB12XT engine with XR1200 heads.
- XR 1200 heads with Hammer Performance CRUSH head porting and hardware
- Throttle body ported by Hammer Performance + MAP sensor added
- Baro sensor added
- 1250 big fin cylinder kit and 30 degrees CP reverse dome pistons
- S&S roller rockers
- -.050 Sledge Hammer pushrods
- Jims Power Glide II lifters
- Red Shift 605/591 cams on original cores
- Front and read Innovate wide band o2 sensors and gauge
- Baro and MAP sensors from Buell 1125R
- Micron Serpent exhaust with front o2 sensor bung welded on
- K&N air filter and rerouted breathers
- Cometic XR1200 head gaskets .030" and .020" base gaskets, James one piece metal rockerbox gaskets
- Cylinder heads oil gallery connected to return line via custom made oil cooler
- Xopti fuel map
And some links to other threads about this bike:
http://xlforum.net/forums/showthread.php?t=1994265
http://xlforum.net/forums/showthread.php?t=1994805
Last edited by Randy_rots; 17th March 2020 at 16:11..
Reason: Fuxx you photobucket!!!
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17th March 2020
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Chief Harley Engineer
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Join Date: Mar 2007
Location: Derby
Posts: 536 Sportster/Buell Model: XL 1200 softail frame&NOS Sportster/Buell Year: 2000 Sportster/Buell Model #2: Buell XB1250 Uly XT Sportster/Buell Year #2: 2009
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I refreshed the thread with photos from other website.
Fuxxck you Photobucket!!
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17th March 2020
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XL FORUM TEAM MEMBER
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Join Date: Nov 2004
Location: jupiter fl
Posts: 2,946 Sportster/Buell Model: 1200C Sportster/Buell Year: 04
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Nice. 
__________________
04/07 1275 BFH heads Darkhorse XB crank .600 cams S&S 1.725 rockers S&S precision lifters BDL+15% clutch TC88A HSR-45 S&S 3" ac LSR 2-1
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19th March 2020
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Bike Builder
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Join Date: Apr 2019
Location: 17130 Spain
Posts: 1,859 Sportster/Buell Model: XL 883 ₪ 1275 Sportster/Buell Year: 2006 Other Motorcycle Model: Big Dog K9 Other Motorcycle Year: 2006
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Maybe just my f up eyes but... I don't like that bent I see in the exhaust headers?
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19th March 2020
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Chief Harley Engineer
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Join Date: Mar 2007
Location: Derby
Posts: 536 Sportster/Buell Model: XL 1200 softail frame&NOS Sportster/Buell Year: 2000 Sportster/Buell Model #2: Buell XB1250 Uly XT Sportster/Buell Year #2: 2009
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Quote:
Originally Posted by Highly-Dangerous
Maybe just my f up eyes but... I don't like that bent I see in the exhaust headers?
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It's called "Serpent" headpipe shape that reduce the energy losses and improve scavenge wave action.
Go to Micron web for more info  |
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