The Gasket, Rear Main 3638520M1 from A & I PRODUCTS is designed to provide a reliable seal for the rear main bearing in engines. This high-quality gasket is made from durable materials that withstand high temperatures and pressures, ensuring a leak-free operation. Its precise dimensions and fit make installation straightforward, reducing downtime during maintenance. Ideal for automotive and industrial applications, this gasket enhances engine performance and longevity.Rear main gasket 3638520M1 from A & I PRODUCTS designed to seal the rear main bearing housing in internal combustion engines. Made from high-quality composite materials with heat-resistant properties, this gasket prevents oil leaks between the engine block and rear main seal housing. It is precision-cut to OEM specifications for exact fit and sealing performance. Compatible with specific engine models requiring rear main gasket replacement during engine rebuilds or repairs. The gasket withstands engine operating temperatures up to 300°F (149°C) and resists oil degradation. Installation requires cleaning of mating surfaces and proper torque application to ensure sealing integrity. A & I PRODUCTS 3638520M1 gasket is suitable for use in agricultural, industrial, and automotive engines.