CATEngine Parts

2255965 Connecting Rod Bushing — Cat 777F

This is a connecting rod bushing, a crucial component within the engine's rotating assembly that provides a bearing surface for the connecting rod. It is manufactured to precise tolerances and high-grade materials, ensuring smooth rotation and reduced friction, unlike a worn bushing which can cause excessive play and damage. Operators may hear knocking sounds from the engine, experience a loss of oil pressure, or see increased engine vibration if this bushing fails.

Connecting Rod Bushing – Part No 2255965 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeConnecting Rod Bushing
MaterialBronze alloy
ApplicationEngine connecting rod
Service LifeReplace as needed during engine overhaul
CompatibilityCTP aftermarket replacement
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The initial symptom of a failing connecting rod bushing is often an audible knocking or tapping sound from the engine, particularly under load. If ignored, this can progress to severe engine vibration, a significant drop in oil pressure, and potential damage to the crankshaft. Continued operation risks catastrophic engine failure due to the connecting rod impacting the crankshaft.

Installation Tip

Ensure the connecting rod big end is properly cleaned and that the new bushing is correctly aligned before pressing it in. Avoid hammering the bushing, which can distort its shape and compromise its fit.

Service Note

Always replace connecting rod bolts and nuts when replacing bushings, and ensure the crankshaft journals are within service limits.