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 ...
Why is the Holley carburetor the most popular fuel mixer among racers and the general public? Ultimate power production is one reason, but it's a lot easier to tune and work on a Holley than a Q-jet ...
In part one of our Carb Rescue story (Super Chevy July 2012) we showed how even a grungy, oxidized Holley Double Pumper carb that had been sitting inactive for decades could be brought back to as-new ...