Replacement Inframe Kit for Cummins ® C/ISC/QSC/ISL/QSL Applications ISL/QSL

What’s Included

Cummins ISL / QSL / CM554 Rebuild Kit with CAPS Fuel System (Cummins Accumulator Pump System)

Piston # 4089944

Piston Top # 4941395

Cummins CPL# 1286, 1480, 1793, 1861, 1978, 1979, 2724, 2908, 2946, 3211, 3212, 3213, 3312, 3522, 8016, 8042, 8106, 8158, 8181, 8182, 8419, 8473, 8474, 8475, 8478, 8479, 8600, 8693, 8703

Rebuild Kit Includes:

(6) Cylinder Kits

Piston

Pin & Retainer

Piston Rings

Cylinder Liner

Liner Seals

(6) Rod Bearings

(1) Main Bearing Set

(2) Thrust Washers

(1) Upper Gasket Set

(1) Oil Pan 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: IF4089944

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.