New Top End Head Gasket Kit Replacement For Rhino 660 04-07 & Grizzly 660 2002-2008About this item Top end gaskets are made of reliable materials, effectively improving airtightness and enhancing overall performance and responsiveness of the engine. Comes with all necessary gaskets, seals, and o-rings for a top end rebuild. Replacement for Grizzly 660 4x4 2002–2008. Replacement for Rhino 660 4x4 2004-2007. Please make sure to check fitment below! The advanced sealing system maintains its integrity under extreme temperatures and high pressure, mitigating oil leakage to optimize engine performance and reliability. The use of heat-resistant materials ensures stability under extreme operating conditions and significantly extends the service life of engine components. Product dimensions: 10.24 x 6.3 x 0.79 inches.