Grizzly 660 Assembled Cylinder Head Assembly Valve Cover Springs Rockers Gaskets YFZ450 Wossner forged piston

Wossner forged piston

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CP Carrillo

Honda CRF450R big bore kit with 100mm cylinder and JE piston increases power and durability

✅ Fitment

Grizzly 660 Assembled Cylinder Head Assembly Valve Cover Springs Rockers Gaskets YFZ450 Wossner forged pistonFITS ALL YAMAHA RHINO and GRIZZLY 660 MODELS AND YEARS Complete assembled aftermarket cylinder head Rocker arms Rocker arm shafts Valve adjustment screws with nuts Steel intake and exhaust valves Inner and outer valve springs Valve spring retainers Valve spring seats Valve guides Valve keepers cotters Valve stem seals Orings and washers Top end gasket kit Head stud kit This is a bolt on kit that requires no machining of any kind. Runs on race gas.