Cometic C7908-EST Top End Gasket Kit Bore Yamaha - 95mm YZ450F WR450F YFZ450R

The Cometic C7908-EST EST Top End Gasket Kit provides a complete solution for rebuilding the top end of Yamaha 450cc four-stroke engines with a 95mm bore. This comprehensive kit features Cometic's Extreme Sealing Technology (EST) for superior performance and durability in demanding powersports applications.

Advanced Materials and Construction:

• Multi-Layer Steel (MLS) head gasket with .023" thickness for exceptional sealing
• Non-asbestos flexible aramid fiber laminated to a stainless steel core
• High-temperature fluoroviton valve stem seals with Teflon coating to prolong valve stem life
• Materials engineered specifically for each application to meet and exceed OEM specifications

Complete Kit Includes:

• (1) MLS cylinder head gasket, 95mm bore
• (2) Base gaskets
• (1) Engine case gasket
• (1) Exhaust gasket
• (2) Exhaust valve stem seals
• (3) Intake valve stem seals
• (2) .653 x .413 x .063 copper washers
• (2) 6 x 11 x 1mm copper washers
• (4) 8.5 x 15 x 1.5mm copper washers

Contains all necessary gaskets for a complete top-end rebuild where applicable, including head, base, exhaust, and valve components. Valve cover gaskets are sold separately. Made in the USA with advanced materials that provide critical sealing and superior durability for high-performance applications.