CATEngine Parts

8N0706 Connecting Rod Bushing — Cat 3406

This connecting rod bushing is a crucial component within the engine's lubrication and bearing system, ensuring proper support and reduced friction for the connecting rod. It is manufactured to meet stringent OEM standards, offering superior wear resistance compared to a worn or damaged bushing that can lead to increased play and potential engine damage. Operators may notice increased engine noise, loss of oil pressure, or a general decrease in engine performance when this bushing begins to fail.

Connecting Rod Bushing – Part No 8N0706 – 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 based on engine overhaul schedule
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing connecting rod bushing include a distinct knocking sound from the engine, especially under load. If left unaddressed, the increased clearance will lead to further wear on the crankshaft and rod, potentially causing a drop in oil pressure. Continued operation risks severe internal engine damage due to excessive movement.

Installation Tip

Ensure the crankshaft journal is meticulously cleaned and free of any debris before installation. Avoid using excessive force or improper tools when pressing the new bushing into place, as this can distort its shape.

Service Note

Always inspect the crankshaft journal for scoring or wear and check the connecting rod for straightness when replacing the connecting rod bushings.