Replacement Cover Plate Gasket for Cummins ® C/ISC/QSC/ISL/QSL Applications OEM Cross References: 3939258 Superseded/Alternate Numbers: M-3931059, M-3931348

Product Details

1 x?Gasket Lift Pump Mounting – 3939258

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Fits?Application:?Cummins ISB / QSB Series Engines

OE Replacements:?131532,?3939258,?3903664,?3904044,?3914304,?3923054,?3931059,?3931348,?3939258

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Cross References:

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

• OEM Cross Reference: 3939258
• Alternate / Superseded: M-3931059, M-3931348
• Interstate-McBee Reference: M-3939258

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.