VolvoEngine Parts

3887305 — Idler Pulley 3887305 For Volvo Penta Engine Tad1640Ge Tad1641Ge Tad1642Ve D11A-A D8A6-Amg D9A2B D9A2E

This idler pulley provides tension and guides the accessory drive belt, ensuring proper operation of components like the alternator and water pump. Manufactured from high-strength steel with a durable bearing, it offers superior resistance to wear and vibration compared to a worn pulley. Operators might notice a high-pitched squealing noise from the belt, premature belt wear, or a loss of accessory function if the idler pulley fails.

Idler Pulley 3887305 For Volvo Penta Engine Tad1640Ge Tad1641Ge Tad1642Ve D11A-A D8A6-Amg D9A2B D9A2E – Part No 3887305 – Volvo Spare Part
Part Specifications
BrandVolvo
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 TypeIdler Pulley
MaterialSteel with sealed bearing
ApplicationEngine accessory drive belt system
Service LifeReplace every 3,000 hrs or as needed
Compatibility3887305
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing idler pulley typically begins with an audible squealing or grinding noise from the engine bay, particularly on startup or acceleration. If left unaddressed, the bearing can seize, causing the belt to slip or break, leading to a loss of power steering, alternator function, or cooling. The risk is a sudden loss of essential engine functions, potentially causing damage.

Installation Tip

Before installing, spin the new pulley by hand to ensure the bearing rotates smoothly without any noise or resistance. Avoid using excessive force when tightening the mounting bolt, as this can damage the bearing.

Service Note

Always inspect the condition of the serpentine belt and any other pulleys in the accessory drive system when replacing an idler pulley.