Skunk2 00 05 S2000 Stage 2 Pro Camshafts: K Series Parts Skunk2 Pro Series Black Series Cam Gears B series H23 JHPUSA Cam Gears, Skunk2, BDL, AEM, BLOX, Evolution Skunk2 Racing Pro Series 00 09 S2000 F Series Cam Gears Skunk2 Pro Series Cam Gear Set K series JHPUSA. An engines camshafts must be set at their proper positions relative to the crankshaft in order to maximize horsepower. Skunk2 Pro Series Cam Gears for Honda's F20C F22C engines enable serious tuners to optimize horsepower and torque by being able to adjust camshaft timing in one degree increments; allowing tuners to tailor the power curve appropriately. Skunk2 Racing Pro Series Cam Gears have laser etched timing and directional marks that help to make precise camshaft adjustments that can be made quickly and easily. The F20C and F22C gears feature precision machined steel teeth to reduce premature wear and utilize our signature six bolt design that eliminates gear slip. We also retained the factory backlash mechanism for noise reduction and an OEM fit.