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The Evolution Big Twin saw a fifteen-year run in Harley-Davidson's Dyna, Softail, FXR, and Touring frames, although a limited number of Evolutions were used in the 2000 model year CVO FXR4, and 1999 FXR2 and FXR3 models. While the main case was only slightly modified from the previous Shovelhead engine, the top end was significantly improved.
That first engine was a single cylinder model, based on the French developed De Dion-Bouton internal combustion engine. The company was soon fully committed to producing its own proprietary engine designs, and by 1909 the first Harley-Davidson V-Twin engine had been designed and made, setting a template for engine design that continues today.
Street model using XR racing cylinder head and other XR engine parts. XL, Evolution, "EVO" 53.9 cu in (883 cc), 1,100 cc (6.1 cu in) (1986–1987), 73 cu in (1,200 cc) (1988–) 1986–2022 The first year of the new Sportster to have the Evolution overhead-valve engine, alloy heads XL883N, Iron: 53.9 cu in (883 cc) 2009–2022
The XR1200 had an Evolution engine tuned to produce 91 bhp (68 kW), four-piston dual front disc brakes, and an aluminum swing arm. Motorcyclist had the XR1200 on the cover of its July 2008 issue, and was generally positive about it in their "First Ride" story, in which Harley-Davidson was repeatedly asked to sell it in the United States. [ 15 ]
Motorcycle engines used in Harley-Davidson motorcycles. Pages in category "Harley-Davidson engines" The following 12 pages are in this category, out of 12 total.
Harley-Davidson Twin Cam engine at the Harley-Davidson Museum. The Harley-Davidson Twin Cam are motorcycle engines made by Harley-Davidson from 1998 to 2017. Although these engines differed significantly from the Evolution engine, which in turn was derived from the series of single camshaft, overhead valve motors that were first released in 1936, they share a number of characteristics with ...
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In 2009, Harley-Davidson added the Iron 883 to the Sportster line, as part of the Dark Custom series. In the 2008 model year, Harley-Davidson released the XR1200 Sportster in Europe, Africa, and the Middle East. The XR1200 had an Evolution engine tuned to produce 91 bhp (68 kW), four-piston dual front disc brakes, and an aluminum swing arm.