APE manufactures the original "billet" adjustable cam sprockets. APE sprockets are necessary for precise cam timing to achieve maximum performance.

APE sprockets are fully machined on the latest state of the art computerized equipment to precision tolerances and fully heat treated for extra long wear life.

APE cam sprockets are used by most leading racers who demand top performance along with the safety of not chancing their expensive racing heads to reworked stock sprockets.