TRU-TIME CAM GEAR Increase horsepower and torque without any cam changes! Provide significant performance gains by allowing precise camshaft adjustments Feature true laser-etched markings and precision cut gear teeth that are guaranteed to match the Original Equipment drive tooth profile Gears can be advanced or retarded up to 10 degrees each way in one degree increments Enable an engine's cam timing to match its tuning state, whether it is stock, modified, forced-induction or normally-aspirated. These