VALVE STAINLESS PSYCHIC GASGAS EC450F YAMAHA YZ450F 03-09 WR450F 03-20 YFZ450 04-08 YFZ450R 09-15 Stock Item:VALVE STAINLESS PSYCHIC GASGAS EC450F YAMAHA YZ450F 03-09 WR450F 03-20 YFZ450 04-08 YFZ450R 09-15 measured and gradual oiling of

measured and gradual oiling of your chain

not too wide

Model-specific design maintains precise chain guidance while improving durability

and mounting position behind the gas cap using our secure universal harness mounting system

Stiction (friction) measures from 1/3 to 1/2 less than OEM seals for smoother fork action

VALVE STAINLESS PSYCHIC GASGAS EC450F YAMAHA YZ450F 03-09 WR450F 03-20 YFZ450 04-08 YFZ450R 09-15 Stock Item:VALVE STAINLESS PSYCHIC GASGAS EC450F YAMAHA YZ450F 03-09 WR450F 03-20 YFZ450 04-08 YFZ450R 09-15 measured and gradual oiling ofOEM Replacement Valves are manufactured to OEM specifications from SUH3HT Steel for added corrosion and oxidization resistance. Performance Valves feature a forged one piece construction, nitride coating, modified radius, swirl polish, chromed stems, and stellite tips. This provides reduced friction for quicker higher revs and a longer valve life. Heavy Duty Springs Recomended Exhaust Gas Gas EC450F 13 15 YZ450F 03 09 WR450F 03 20 YFZ450 04 08 YFZ450R