Piper Camshafts for Yamaha Yzf R1 PY4 Honda keeping it comfortably close to

keeping it comfortably close to the wheel for effortless gear changes

so you can choose to use it with a variety of bush combinations

step-by-step instructions

75mm thick core

Piper Camshafts for Yamaha Yzf R1 PY4 Honda keeping it comfortably close toYamaha Motorcycles YAMAHA YZF R1 Application: Race Power Band: NA Power Increase: NA Duration Inlet: 248 deg Duration Exhaust: 248 deg Valve Inlet Lift: . 304" Valve Exhaust Lift: . 330" Timing Inlet: 22 46 Timing Exhaust: 54 14 Full Inlet Lift: 102 deg Full Exhaust Lift: 110 deg TDC Inlet Lift: . 109" TDC Exhaust Lift: . 090" Valve Inlet Clearance: . 006" . 15mm Valve Exhaust Clearance: . 008" . 20mm Manufacturer: Yamaha Motorcycles Product Type: