PISTON A 1290358 Fits Caterpillar NEW
PISTON A 1290358 Fits Caterpillar NEW
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One New Aftermarket Replacement Piston Fits Caterpillar (Fits CAT) 3300 Series Engines
This aftermarket replacement piston (body) Fits Caterpillar 3304 and 3306 engines used in a wide range of Fits CAT construction and industrial equipment. The piston is a direct-fit internal engine component designed for direct injection applications with a tapered connecting rod. OEM part number 1290358 supersedes the earlier 1W6757.
Specifications
- Engine: Fits Caterpillar 3300 Series (3304, 3306)
- Injection Type: Direct Injection
- Compression Ring Style: Rectangular
- Oil Ring: 3mm / 0.125 in.
- Rod Type: Tapered
- Compression Ratio: 15.1:1 (per some sources; verify arrangement before ordering)
- Dimensions: Approx. 5.91 x 5.91 x 5.12 in.
- Weight: Approx. 5.6 lbs.
Serial Number / Arrangement Restrictions
Important: Fitment for the 3304 engine is restricted by serial number and arrangement number. Confirmed serial number ranges include 12Z2786-UP, 12Z676-UP, 13E300-UP, 3TC1-UP, 4YD2200-UP, and 7Z1300-UP, each with specific arrangement numbers. Verify your engine serial number and arrangement before ordering.
Compatible Models
Fits Caterpillar Engine: 3304, 3306 (3300 Series)
Fits Caterpillar Equipment (confirmed via multiple sources): 120G Motor Grader, 130G Motor Grader, D6D Track-Type Tractor, D6H Track-Type Tractor, 936F Wheel Loader
Replaces Part Number(s):
1290358, 1W6757
Aftermarket Interchange Numbers
129-0358, CA1290358, 1W-6757, 1W6759, 2243297, 2243297X, 2261889, G925H, LK0358, LK1290358, LK6757, 1290358K
New aftermarket replacement part - not remanufactured, not used.
