1283295PK Piston Kit Fits Caterpillar Models
1283295PK Piston Kit Fits Caterpillar Models
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One New Aftermarket Replacement Piston Kit for Caterpillar (Cat) 3046 Engine
This piston kit is a standard-size replacement for the Caterpillar 3046 turbocharged, direct injection engine. The 3046 is a Mitsubishi-derived inline engine used across Caterpillar compact excavators, track-type dozers, and track loaders. This kit includes the piston with rings and pin and is designed for use during engine overhaul and rebuild applications.
Specifications
- Engine: Caterpillar 3046 Turbocharged, Direct Injection
- Size: Standard (STD)
- Kit Includes: Piston, rings, and pin
Compatible Models
Caterpillar Excavators: 315, 315B, 315L
Caterpillar Track-Type Dozers: D5C, D5C Series III, D5C LGP, D5G, D5G XL, D5G LGP
Caterpillar Track Loaders: 939C
Note: Verify engine serial number (ESN) range before ordering. Some 3046 engine arrangements specify restricted ESN ranges (e.g., 5XK10800-UP). Check your machine's engine serial number and arrangement number to confirm fitment.
Replaces Part Number(s):
128-3295, 1283295
Aftermarket Interchange Numbers
Mitsubishi 32B17-06100, 32B1706100
New aftermarket replacement part - not remanufactured, not used.



