Cummins ISX Engine Inframe-Overhaul Rebuild Kit, Piston 3691387, Interstate McBee

Fits Cummins ISX15 CM2350 model engines with piston 3691387
CPL 4342
Please Note: Original Piston numbers 3691387 (Piston Kit 5405829). This revised piston was designed to be used in an APR (Anti-Polishing Ring) Type Liner. 
This kit includes the updated one piece forged steel welded pistons. They are friction welded and have graphite coated skirts. The friction welded piston is a stronger piston compared to the monotherm piston. This is an EPA 2017 engine.
Inframe Kit Includes (6) Cylinder Kits (Piston with pin & locks, Piston Rings, Cylinder Liner, Liner Seals) (6) Rod Bearings (7) Main Bearing Pairs (2) Thrust Washers  (1) Upper Gasket Set (1) Oil Pan Gasket  (1) Bypass Valve Plunger(1) Thermostat(6) Piston Cooling Nozzles
This kit features a 2 year Parts and Labor Warranty