CYL HD SER KT YZ450F/FX

Cylinder Head Service Kit

• Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side models
• Cylinder Head Service Kits include the below components:
• Lightweight Racing Valve Spring kits with steel or titanium retainers, beehive or dual valve springs, steel basewashers and Viton® valve stem seals
• A full set of C630 bronze high-performance valve guides for durability and heat management (standard size)
• A full top-end gasket kit including (base gasket, engine case gasket, exhaust gasket, head gasket, and other o-rings/washers depending on application)