Hot Cams Valve Exhaust Steel (8400002-1) YAMAHA YFM660 RAPTOR "Heat and Eat" kit includes

"Heat and Eat" kit includes 1 Large self-contained heating pouch (reusable)

Removable supporting PE board

MOGO PARTS CARBURETOR SPACER / ISOLATOR RING: GY6 125-150CC 26-28MM

Lasting durability

Thunder Cat or 1100**

Hot Cams Valve Exhaust Steel (8400002-1) YAMAHA YFM660 RAPTOR "Heat and Eat" kit includesHot Cams Valve Exhaust Steel Forged from a single blank, grain flow is improved to enhance the mechanical characteristics of the valve without having to resort to welding Compatible with OEM components Induction hardened valve stem tip Precision machined valve head and seat surfaces Special PVD, CVD processes leave a (Black Nitride Coating) BrN coating that provides high micro hardness and low friction surfaces for reduced heat generation and carbon