Description
Make | Yamaha | |
Model | XTZ660 | |
Year | 2001 to 2008 | |
Type | Racing Valve Spring Kits | |
Material | Various | |
Description | Intake - 0.450" Valve Lift OK 55# Seat Pressure / 170 lb. at .450" lift Exhaust - 0.450" Valve Lift OK 55# Seat Pressure / 170 lb. at .450" lift | |