F020636 | UPPER GASKET SET CUM. 4 BT | Replace 3804896 | 131401 2023-SEM47 this kit improves engine durability

this kit improves engine durability by preventing leaks and maintaining proper compression

1"-8 UNC x 6" Hex Bolt pcs x 2

Bore: 1 3/4"

O-Ring pcs x 1

F020636 | UPPER GASKET SET CUM. 4 BT | Replace 3804896 | 131401 2023-SEM47 this kit improves engine durabilityFortpro Upper Gasket Kit (2 VH) is designed specifically for Cummins 4B 3. 9 and ISB series engines, providing superior sealing that ensures engine efficiency and durability. This upper gasket kit, which replaces OEM reference 3804896, is manufactured with high quality materials capable of withstanding the most extreme temperature and pressure conditions. By ensuring a perfect seal, it minimizes leaks and maintains proper engine compression,