Replacement Engine Overhaul Kit for Cummins ® C/ISC/QSC/ISL/QSL Applications ISL – CM850

What’s Included

Keep your truck diesel engine on the road for less with one of our Cummins ISL/QSL Engine Rebuild Kits.

Applications:

ISL & QSL CAPS duel system CM554

ISL & QSL HPCR fuel system CM850

ISL HPCR fuel system CM2150

Overhaul Kit:

6 x Liner Kits (Includes set of crevice seals)

6 x Piston Crown

6 x Piston Skirt

6 x Piston Ring-Sets

6 x Piston Pin & Retainers

1 x Head Gasket Set

1 x Lower Gasket Set

1 x Front Crank Seal

1 x Rear Crank Seal

1 x Main Bearing Set (Std.)

1 x Rod Bearing Set (Std.)

1 x Thrust Washer Set

1 x Set of Injector O-Rings

1 x Rocker Cover Gasket

Application & Fitment

• Engine Make: Cummins
• Engine Model / Application: C/ISC/QSC/ISL/QSL

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• Interstate-McBee Reference: OH4089646

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.