YFZ450 YFZ 450 Big Bore Hotcams Hot Cams Stage 3 Camshafts Cam Timing Chain Kit RZR XP 900 preventing oil breakdown and ensuring

preventing oil breakdown and ensuring reliable performance in situations where other materials could harden and allow oil to enter the combustion chamber

Kibblewhite stainless steel exhaust valves

SKF thrust needle bearing and washers

90085-KCY-670

YFZ450 YFZ 450 Big Bore Hotcams Hot Cams Stage 3 Camshafts Cam Timing Chain Kit RZR XP 900 preventing oil breakdown and ensuringMake Your YFZ450 Roar with Newfound Power! This Yamaha YFZ450 YFZ 450 Hotcams Hot Cams Stage 3 Camshafts & BPRATV OEM Replacement Timing Chain Kit Unlocks Hidden Performance. Brand new Hotcams stage 3 camshafts increases power at higher rpm as well as optimize horsepower and torque on engines Complete kit includes Hotcams intake & exhaust cams and Heavy Duty OEM Replacement BPRATV timing chain Easy bolt on upgrade uses stock valve springs for simple