VolvoEngine Parts

VOE20459838 — 1 Set Cylinder Head Bolt Voe20459838 For Volvo D4D D4E D5D D6D D6E Engine Ec160B Ec180C Ec210C Ec220D Bl70 Bl71 L45G L50G L50H L60G

This set of cylinder head bolts is engineered to secure the cylinder head to the engine block, maintaining a critical seal for the combustion chambers and coolant passages. These high-strength fasteners are designed to withstand extreme temperatures and pressures generated during engine operation, ensuring proper compression and preventing leaks. Signs of bolt failure or loosening include engine misfires, coolant in the oil, or exhaust gases entering the cooling system.

1 Set Cylinder Head Bolt Voe20459838 For Volvo D4D D4E D5D D6D D6E Engine Ec160B Ec180C Ec210C Ec220D Bl70 Bl71 L45G L50G L50H L60G – Part No VOE20459838 – 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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Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

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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 TypeCylinder Head Bolt Set
MaterialHigh-strength forged steel
ApplicationEngine cylinder head to block mounting
Service LifeReplace during cylinder head service
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of failing cylinder head bolts might be a subtle loss of engine power or a rough idle. If the bolts continue to loosen or fail, it can lead to visible coolant leaks, oil contamination in the coolant, or white smoke from the exhaust due to coolant entering the combustion chamber. Continued operation risks severe internal engine damage from overheating and loss of sealing integrity.

Installation Tip

Ensure the cylinder head and block surfaces are perfectly clean and flat before installing the new bolts to achieve a proper seal. Always follow the manufacturer's specified torque sequence and values precisely; do not guess or estimate.

Service Note

When replacing cylinder head bolts, it is crucial to inspect the cylinder head gasket for signs of damage and to ensure the cylinder head itself is not warped.