VolvoEngine Parts

376791221 — Fan Clutch 3912-376791221 For Volvo D11 D13 Mack Mp7 Mp8 Engine

This is a fan clutch assembly designed for Volvo and Mack engines, including D11, D13, MP7, and MP8 models. It regulates the engine's cooling fan speed based on engine temperature, engaging the fan when cooling is needed and disengaging it to save power when not. A failing fan clutch may cause the engine to run too hot or too cold, impacting fuel efficiency and performance. Operators might notice the engine temperature fluctuating excessively or hear the fan running constantly at high speed.

Fan Clutch 3912-376791221 For Volvo D11 D13 Mack Mp7 Mp8 Engine – Part No 376791221 – 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 TypeFan Clutch
MaterialAluminum, Steel
ApplicationEngine Cooling Fan Control
Service LifeReplace when performance is compromised or failure occurs
Compatibility3912-376791221
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing fan clutch may cause the engine to overheat because the fan does not engage sufficiently, or it may cause the fan to run constantly at high speed, wasting fuel. If the clutch fails to engage, the engine can quickly reach critical temperatures, leading to severe damage. If it fails to disengage, it can lead to inefficient operation and premature wear on fan components.

Installation Tip

Ensure the engine is off and cool before attempting removal, and mark the orientation of the old clutch if it is a reversible type. When installing the new clutch, ensure it is seated properly on the water pump shaft and that all mounting bolts are torqued correctly.

Service Note

When replacing the fan clutch, it is a good practice to inspect the condition of the drive belts and tensioners for wear or damage.