Interstate-McBee Kit - Engine OH - MCOH855G

The MCOH855G is a complete engine overhaul kit built for Cummins 855 Big Cam series diesel engines. Engineered for full out-of-frame rebuilds, this premium-quality kit is ideal for restoring engine performance, boosting compression, reducing oil consumption, and extending engine service life. Each component is manufactured to meet or exceed OEM standards and is sourced from ISO 9001:2015-certified production facilities.

Perfect for heavy-duty applications and vocational fleets, the MCOH855G kit includes all the necessary internal parts required for a comprehensive engine refresh—ensuring reliability and long-term durability on the road or in the field.

Key Features

• Designed for Cummins 855 Big Cam (I, II, III, IV) engines

• Full out-of-frame engine overhaul solution

• Meets or exceeds Cummins OEM specifications

Kit Contents (Typical Configuration):

• Cylinder Kits (Liners, Pistons, Rings, Pins, Retainers)

• Main Bearing Set

• Rod Bearing Set

• Thrust Washers

• Upper Gasket Set

• Lower Gasket Set

• Camshaft Bushings

• Oil Seals & O-Rings