Skunk2 Pro-Series F20/F22C Adjustable Cam GearsAn engine's camshafts must be set at their proper positions relative to the crankshaft in order to maximize horsepower. Skunk2 Pro Series Cam Gears for Hondas F20 22C engines enable serious tuners to optimize horsepower and torque by being able to adjust camshaft timing one degree increments, allowing them to tailor the power curve appropriately. Thanks to laser etched timing and directional marks precise camshaft adjustments can be made quickly and