Steel cam and crank gear set with straight cut teeth creates less drag for increased horsepower. This design reduces thrust load on the cam bearings preventing premature failure. Cam timing is adjustable with the special offset washers. Manufactured from 8620 Carbon Steel for superior strength along with a lightweight cam gear design makes this the ultimate cam gear set to use. Kit includes 5/16" - 24 SAE Grade 8 bolts and washers for easy installation. Fits all 1200-1600cc Type 1/2/3.