1181655 Bearing Sleeve Fits Caterpillar Models
1181655 Bearing Sleeve Fits Caterpillar Models
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One New Aftermarket Replacement Connecting Rod Bearing Sleeve for Caterpillar (Cat) 3500 Series Engines
This aftermarket replacement connecting rod bearing sleeve (piston pin bushing) fits Caterpillar's 3500 series large-bore diesel engines and associated equipment. The sleeve bearing installs in the small end of the connecting rod, supporting the piston pin and reducing friction during engine operation. Caterpillar OEM part number 118-1655 (formatted as 1181655) is also known in the aftermarket as a conrod bushing or piston pin bushing for these engines.
Specifications
- Inner Diameter: 71.50 mm
- Approximate Weight: 0.6 lbs
- Approximate Dimensions: 4.13 x 3.35 x 2.56 in.
- Application: Connecting rod / piston pin (small end)
Compatible Models
Caterpillar (Cat) 3500 Series Engines: 3508, 3512, 3516, 3520
Caterpillar (Cat) Generators: SR4, SR4B, SR4BHV
Caterpillar (Cat) Excavators: 5130, 5130B, 5230, 5230B
Caterpillar (Cat) Other Engine Applications: 3100 Series, C7 Series (verify fitment before ordering)
Replaces Part Number(s):
1181655, 118-1655, 351516, 7C8609
Aftermarket Interchange Numbers
M-1181655, CAP351516
New aftermarket replacement part - not remanufactured, not used.



