1979345 Crown As Fits Caterpillar Models

One New Aftermarket Replacement Piston Crown (Crown Assembly) for Caterpillar (Cat) C9 Diesel Engine

This aftermarket replacement piston crown (crown assembly) fits the Caterpillar C9 diesel engine. The C9 is a heavy-duty 8.8-liter inline six-cylinder engine used in a wide range of construction, industrial, and specialty equipment. The piston crown is the upper section of a two-piece piston assembly, forming the combustion chamber face and withstanding extreme pressure and temperature during engine operation. This part is used during engine overhaul and rebuild applications.

Specifications

• Type: Two-piece piston crown
• Bore Diameter: 112 mm
• Pin Diameter: 46 mm
• Application: Caterpillar C9 diesel engine (ESN prefixes: 9DG, CKP, MTB, C9A, C9J, C9Y)

Compatible Engine

Caterpillar (Cat) C9 Series: C9 Diesel Engine (Truck Engine prefix 9DG00001-UP; also used in generator sets and marine C9 applications)

Equipment Applications

The Caterpillar C9 engine powers a wide variety of equipment including excavators (330D, 336D, 336E series), motor graders, wheel loaders, track loaders, articulated trucks, scrapers, and other construction and industrial machinery.

Replaces Part Number(s):

1979345, 197-9345, 2382701, 238-2701, 10R2274, 10R-2274, 10R5454, 10R-5454, 10R8136, 10R-8136, 10R8157, 10R-8157

Aftermarket Interchange Numbers

Interstate-McBee: M-2382701 | PAI: 311303

New aftermarket replacement part - not remanufactured, not used.