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M-5579461 | APR Inframe Rebuild Kit for Cummins ISX15/QSX15, New 152MM liner CM2250 / CM2350 Old Pat # 5405986

Old P/N: M-5405986 New P/N: M-5579461 (Liner 152mm / This includes both types of connecting rod bearings)

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5405986 - M-5579461
Inframe Kit fits CPL Numbers: 3719, 3724, 3937, 3657, 4583, 4586 (Liner 152mm)
Pricing: $3,599.00

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Description

Inframe Engine Kit Cummins Interstate-McBee | Cummins ISX Engines application Kit.
Packed with 152mm APR Liners and both (6) Machined and (6) Fractured Rod Bearings
Piston kit 288080
 
Compatible with multiple CPL numbers: 3719, 3724, 3937, 3657, 4583, 4586

Why Choose Interstate-McBee?

  • Over 75 years in the industry (Founded in 1947)
    A long-standing reputation built on engineering excellence and consistent quality.

  • Trusted U.S. Manufacturer & Distributor
    Interstate-McBee is a recognized manufacturer and distributor of diesel and natural gas engine components, serving the heavy-duty industry worldwide.

  • Strong U.S. Presence
    5 main locations across the United States:
    Ohio (Headquarters), Florida, Texas, California, and Nebraska — ensuring product availability and dependable support.

Why This Kit Is the Smart Investment

  • Complete inframe solution designed for Cummins ISX APR

  • Manufactured to meet or exceed OEM specifications

  • Reduces downtime and protects your engine investment

  • Backed by a trusted American company with decades of experience

When you choose Interstate-McBee, you're not just buying parts — you're investing in proven durability, nationwide support, and a brand trusted for over seven decades.

Rebuild it right. Keep your truck working. Protect your bottom line.

 

Cummins ISX APR Inframe Engine Rebuild Kit – Contents

This comprehensive engine rebuild kit for Cummins ISX APR engines includes all essential components to ensure a reliable and complete rebuild:

"Image may be for illustrative purposes only. The kit contents shown represent the actual parts included."

 

 

Cross-Reference

OEM
- 5693738

Interstate-McBee:
- M-5405986 (Liner 152mm / This includes both types of connecting rod bearings)
- M-5579460 (Liner 150mm / This includes both types of connecting rod bearings)


Mahle:
- 4595525 (Liner 150mm / Standard (Machined) Connecting Rod)
- 4595525/1 (Liner 150mm / Fractured (Cracked) Connecting Rod)
- 4595526 (Liner 152mm / Standard (Machined) Connecting Rod)
- 4595526/1 (Liner 152mm / Fractured (Cracked) Connecting Rod)


IPD:
- KIF2080/04FR (Liner 150mm / Fractured (Cracked) Connecting Rod)
- KIF2080/04CR (Liner 150mm / Standard (Machined) Connecting Rod)
- KIF2080/04CRB (Liner 152mm / Standard (Machined) Connecting Rod)
- KIF2080/04FRB (Liner 152mm / Fractured (Cracked) Connecting Rod)


PAI Industries:
- ISX108-193 (Liner 150mm / Standard (Machined) Connecting Rod) (Extra PISTON COOLING NOZZLE)
- ISX108-081 (Liner 150mm / Standard (Machined) Connecting Rod)
- ISX108-065 (Liner 152mm / Fractured (Cracked) Connecting Rod)
- ISX108-209 (Liner 152mm / This includes both types of connecting rod bearings) (Extra PISTON COOLING NOZZLE)
- ISX108-079 (Liner 150mm / “This kit does not include a connecting rod bearing.”

THIS KIT CONTAINS

6 – CYLINDER LINER KIT – M-4376391
6 – PISTON KIT – M-2882080
1 – UPPER ENGINE GASKET SET – M-4376104
1 – MAIN BEARING KIT – M-5406110
1 – O-RING SEAL – M-3678756
1 – PRESSURE RELIEF VALVE – M-4357177
1 – OIL PAN GASKET – M-4026684
1 – THERMOSTAT – M-4318947
6 – CONNECTING ROD BEARING – M-4089405
6 – CONNECTING ROD BEARING – MCB2882087
6 – PISTON COOLING NOZZLE – M-3687058
6 – BANJO SCREW – M-3679037
4 – HEX HEAD NUT – M-3818824
4 – HIGH TEMP STUD – M-4298242

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Shipping Information

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  • W16.0000” x H17.0000” x L46.0000”
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