Gain an extra 15-20 hp with Skunk2*s Pro 1+ Camshafts, our professional line of high-lift, racing camshafts for Honda*s B-series VTEC engines. Pro 1+ Camshafts are designed to optimize mid-range and top-end horsepower and torque, with peak power realized at the factory redline. As a result, VTEC crossover is seamless, allowing for the broadest powerband possible. No other line of racing camshafts even comes close to Skunk2*s Pro Series. Whats more, Pro 1+ Camshafts are also the perfect addition to any high-output, turbocharged engine. Skunk2*s Pro Series Camshafts for Honda*s B-series engines dramatically increase both horsepower and torque yet retain complete valvetrain stability and exceptional engine response.