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Race spec GP-R armor on the elbow
Bolt-on parts
(size large)
1988-1990 Yamaha XV250 Route 66
2011-2016 Kawasaki KX100
Cometic Gasket C7978-EST EST Top End Gasket Kit - 92mm Bore brake Race spec GP-R armor onEST (Extreme Sealing Technology) gasket kits include embossed stainless steel head, base and rocker gaskets covered with a proprietary rubber material. Head gasket material allows heat to be drawn away from the combustion ring and dissipated evenly across the gasket surface to eliminate hot spots and gasket failure. Sets contain all the necessary gaskets, seals and O rings to rebuild the top end from the cylinder base upward. Vehicle Fitment: 2004
