Harley Davidson Xr 750 Engine

Find Used Harley-davidson Xr750 For Sale with Photos.

Harley davidson xr 750 engine. In fact its the winningest production racebike in history. The engine was mated with a factory rolling chassis provided by High Speed Motors run by John Steele the. The AMA approved the Harley-Davidson XR-750 an updated version of the XR for Class C competition on April 12 1972.

30000 Fixed 27 XR-750 SER RA88902932 This 2001 XR-750 engine was purchased by Tim Cozhiar of Cozhiar Harley-Davidson. XR750 Specs Using the bottom end of the Sportster XLR motor Harley engineers achieved the desired 750cc displacement by decreasing stroke length from 381 to 2983 ad increasing the bore. As predicted interest was very high in this bike.

1980 Harley-Davidson XR 750 New. This Harley Davidson XR 750 engine was found in a barn find situation many years ago in Southern California. So this streetable XR750 from Brad Peterson is right up our er street.

The Harley-Davidson XR750 A History Speed Run. The XR750s modified engine delivered 82HP at 7700rpm and had a top speed of 115mph. Early XR-750s though were more stopgap than serious racer their development rushed by new American Motorcyclist Association rules allowing any engine type a maximum displacement of 750cc plus the use of purpose-built dirt chassis.

The twin-cylinder 748 cc engines develop white-knuckle torque that continually proved successful on oval dirt tracks. The AMA Grand National Championship Class C rules which governed flat track racing for countless decades carefully stipulated that flathead and side-valve engines could have a swept capacity of up to 750cc whereas overhead valve and overhead cam engines were limited to 500cc. 5 hours ago This XR750 has been autographed by the legends of Harley Davidson flat track racing Scott Parker Jay Springsteen Roeders all 3 Bill Werner Joe Koop and Carl Patrick.

Find this supposedly street-legal 1977 Harley-Davidson XR750 for sale here on Craigslist in Los Angeles California with a price of 25000. With the KR750 now at a disadvantage Harley-Davidson swapped the side-valve KR motor for a de-stroked XL Sportster engine and the KR750 became the XR750. CC by 20 Wiki Commons HD XR750 Performance.