Skunk2 Racing Pro B-Series Ti Color Cam GearsAn engines camshafts must be set at their proper positions relative to the crankshaft in order to maximize horsepower. Pro Series Cam Gears for Honda's B16 B17 B18 B20 and H23A engines enable serious tuners to optimize horsepower and torque by being able to adjust camshaft timing + 10 degrees, in one degree increments, allowing them to tailor the power curve appropriately. Thanks to laser etched timing and directional marks, precise camshaft