CATEngine Parts

6n-4589 Valve Lifter — Cat 3406 3408

This is a valve lifter, a critical component in the engine's valvetrain that transfers motion from the camshaft to the rocker arms, controlling valve operation. Manufactured to meet stringent OEM specifications, it ensures precise timing and lift, unlike a worn lifter that can cause erratic valve movement. Operators may experience engine misfires, reduced power, or unusual ticking noises from the engine when a lifter fails.

Valve Lifter – Part No 6n-4589 – 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 TypeValve Lifter (Tappet)
MaterialHardened steel alloy
ApplicationEngine valvetrain
Service LifeReplace as part of engine overhaul or if worn
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A worn or damaged valve lifter may initially produce a distinct ticking or tapping sound from the engine, particularly noticeable at idle. If left unaddressed, this can lead to improper valve timing, reduced engine performance, and increased wear on the camshaft and rocker arms. Continued operation with faulty lifters can result in significant engine damage and potential component failure.

Installation Tip

Ensure the camshaft and lifter bores are thoroughly cleaned before installation to prevent scoring. Avoid rotating the camshaft until all lifters are properly seated to prevent damage.

Service Note

Inspect the camshaft lobes and rocker arms for wear or damage when replacing valve lifters.