Basically, on a fuel injected motorcycle, whenever you do anything to the engine or exhaust that affects air flow, whether intake or exhaust, you have to remap the engine, which means hooking it up...
The EPA standards on newer bikes. There is a tube that crosses from one head to the other just behind the carb mounting plate. Oil gradually builds up in the tube and then into the carb. This can be...
The transmission filler plug on all Twin Cam models is located on the transmission end cover (that's the oval-shaped cover on the right side of the bike where the clutch cable terminates) toward the...