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Tarun is a gearhead who has been working on motorcycles for over 25 years and riding them even longer. A certified Harley-Davidson, Kawasaki, and Ducati mechanic, he loves working on motorcycles and ...
Harley-Davidson has used the 40mm Keihin constant velocity (CV) carburetor since 1988 on Sportsters and introduced them in 1990 on the Big Twins. The 1988 model differed from the 1989-and-later carbs ...
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