YFZ450 YFZ 450 Steel Valves Aftermarket Replacement Valve Springs Guides Buckets Polaris OEM and HALF THE WEIGHT of

and HALF THE WEIGHT of Chromoly

Billet manual cam chain tensioner

prepped for install

2019 RZR XP® 4 Turbo Dynamix

YFZ450 YFZ 450 Steel Valves Aftermarket Replacement Valve Springs Guides Buckets Polaris OEM and HALF THE WEIGHT ofFITS ALL YAMAHA YFZ450 AND YFZ450R MODELS AND YEARS! ALSO FITS SOME YZ AND WR 450F (check chart above for models) Valve springs Valve retainers Valve collars base washers Standard size steel valves Bronze valve guides Valve lifters buckets Valve stem seals Valve keepers cotters These valves and springs are NOT what you would need to use big cams that require heavy duty parts. They will work fine with Hotcams or OEM cams. Everything is new in the