Interstate-McBee Kit - Inframe - IF3803346

The IF3803346 In‑Frame Rebuild Kit provides a complete, factory-grade solution for overhauling Cummins N14 and NT‑N14 engines—without the need for engine removal. Engineered for reliability, this kit is ideal for fleet maintenance and on-highway applications. Each component is manufactured in ISO 9001:2015-certified, AAR-compliant facilities and meets or exceeds original OEM specifications. 

Key Features

• Precision-Matched for Cummins N14 Platforms
  Designed for Cummins N14 Celect Plus / NT‑N14 engines, including models such as N14‑400E and associated CPL ranges

• All-Inclusive Internal Component Set
  Includes pistons, liners, piston rings, rod bearings, main bearings, full gasket set, and seals—matched to Cummins OE standards

• OEM-Level Manufacturing & Quality Control
  All components are built to strict industry standards in ISO 9001:2015-certified and AAR-compliant facilities

Kit Contents:

• (6) Cylinder Kits: pistons, liners, rings, pins, retainers, liner seals

• Rod Bearing Kit (12 bearings)

• Main Bearing Set including Thrust Washers

• Upper Engine Gasket Set: head gasket, injector seals, manifold gaskets, etc.

• Oil Pan Installation Add-On Kit (gaskets, suction tube seal, O-rings)

• O-rings, Crevice Liner Seals, seals and miscellaneous hardware