Kibblewhite 30-33330 Cylinder Head Service Kit

Intake: max replacement valve lift .440in., 1.340in. installed height, seat pressure 50 lb., open pressure 162 lb.;. Exhaust: max replacement valve lift .405in., 1.360in. installed height, seat pressure 90 lb., open pressure 220 lb. 4 titanium retainers, 2 Replacement Intake Valve springs, 2 progressively wound exhaust springs, 4 steel base washers, 2 Black Diamond Replacement Intake Valves, 2 White Diamond Inconel valves, 4 C630 replacement valve guides, top end gasket kit. Everything needed to completely refresh/ upgrade the cylinder head. Include lightweight replacement valve spring kits with steel or titanium replacement valve spring retainers, beehive or dual replacement valve springs, steel base washers and made with Viton replacement valve stem seals. Black Diamond or White Diamond stainless steel valves for increased longevity (valves are standard size). C630 bronze replacement valve guides (standard size). Top end gasket kit including base gaskets, engine fits Case gaskets, exhaust gaskets, head gaskets and necessary O-rings and washers (as needed per application).2017-2021 fits HON CRF450R 2019-2021 fits HON CRF450RWE 2017-2021 fits HON CRF450RX

• Everything needed to completely refresh/ upgrade the cylinder head
• Include lightweight replacement valve spring kits with steel or titanium replacement valve spring retainers, beehive or dual replacement valve springs, steel base washers and made with Viton replacement valve stem seals
• Black Diamond or White Diamond stainless steel valves for increased longevity (valves are standard size)
• C630 bronze replacement valve guides (standard size)
• Top end gasket kit including base gaskets, engine fits Case gaskets, exhaust gaskets, head gaskets and necessary O-rings and washers (as needed per application)