Race Cam and 32t cam sprocket Lifan Heads and our Import Race Head. The cam provides easy bolt on power with its aggressive lift and duration without sacrificing low end torque. Its a high quality cam that uses NTN bearings and is a reasonably priced performance upgrade. Specs: .275" intake valve lift and 230 degrees of duration @ .050", 275" exhaust valve lift and 230 degrees of duration @ .050" Size: 42mm large bearing, 28mm small bearing, Approx 70mm center to center.