VolvoEngine Parts

4038894 — Turbo Hx40W Turbocharger 20593443 4038894 For Volvo Engine D7 Truck Fl7 Fs7

This is a turbocharger, specifically an HX40W model, responsible for forcing more air into the engine's cylinders to increase power and efficiency. It is engineered with high-quality bearings and turbine/compressor wheels for durability and optimal performance under high temperatures and pressures, unlike a worn turbocharger that can cause excessive smoke, oil consumption, and a significant loss of power. Operators may notice a whining or siren-like noise, blue smoke from the exhaust, or a dramatic reduction in acceleration when this turbocharger begins to fail.

Turbo Hx40W Turbocharger 20593443 4038894 For Volvo Engine D7 Truck Fl7 Fs7 – Part No 4038894 – 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 TypeTurbocharger
MaterialCast iron, steel alloy
ApplicationEngine forced induction system
Service LifeReplace every 6,000 hrs or if performance degrades
CompatibilityVolvo specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a failing turbocharger is often a noticeable decrease in engine power and responsiveness. This can progress to excessive oil consumption, blue smoke from the exhaust, and loud whining or grinding noises. Continued operation with a failing turbocharger risks severe engine damage from oil starvation or internal component failure.

Installation Tip

Always flush the engine's oil feed and return lines thoroughly before installing a new turbocharger to prevent immediate damage from contaminants. Ensure the oil feed line is properly primed with clean engine oil.

Service Note

Inspect the engine's exhaust manifold, intake piping, and oil supply/return lines for any restrictions or damage when replacing the turbocharger.