Caterpillar C15 Engine Inframe-Overhaul Rebuild Kit, Piston 1807352

Fits Caterpillar C15 truck engines with serial numbers beginning with 6NZ, 9NZ or MBN. (435-550HP)
Kits for 6NZ or 9NZ engines will contain 2 piece articulated pistons with steel crown number 1807352. Closed crown gallery, 16.6:1 Compression Ratio. 1807352 crown, 1326663 skirt, 1777496RS ring set, 1687246 pin, 7E1177 retainers. 2.165" pin
Inframe Kit Includes (6) Cylinder Kits (Piston with pin & locks, Piston Rings, Cylinder Liner, Liner Seals) (6) Rod Bearings (1) Main Bearing Set (1) Upper Gasket Set (1) Oil Pan Gasket - See note below regarding Oil Pan Gasket
Overhaul Engine Kit Includes (6) Cylinder Kits (Piston with pin & locks, Piston Rings, Cylinder Liner, Liner Seals) (6) Rod Bearings (1) Main Bearing Set (1) Upper Gasket Set (1) Complete Lower Gasket Set with Crank Seals - See note below regarding Oil Pan Gasket 
Please Note: Some Caterpillar C15 engines use an "Isolation Seal" for the underframe stiffener plate. (Manufacturer Part number 168-5248) This item is not included with our kits, as Caterpillar suggests reusing this gasket up to 3 times before replacement. Please inspect your isolation seal. If you require a replacement, it will need to be ordered separately.