CATEngine Parts

1873306 Cylinder Head Gasket — Cat C10 C12

This is a cylinder head gasket that forms a seal between the engine block and the cylinder head, preventing combustion gases from escaping and coolant/oil from entering the combustion chambers. It is engineered to withstand extreme temperatures and pressures, offering superior sealing compared to a blown or degraded gasket. Symptoms of a failed gasket include coolant in the oil, oil in the coolant, white exhaust smoke, and engine overheating.

Cylinder Head Gasket – Part No 1873306 – 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 TypeCylinder Head Gasket
MaterialMulti-layer steel (MLS) or composite
ApplicationEngine cylinder head sealing
Service LifeReplace upon engine overhaul or signs of leakage
CompatibilityCAT C10, C12, 345B
ConditionNew — OEM specification aftermarket

Failure Symptoms

An early indicator of a failing cylinder head gasket might be the appearance of white smoke from the exhaust or a gradual loss of coolant without visible external leaks. If ignored, coolant can enter the combustion chambers, leading to engine misfires and potential hydrolock, or combustion gases can enter the cooling system, causing overheating and pressure buildup. This can lead to severe internal engine damage.

Installation Tip

Ensure both the cylinder head and engine block sealing surfaces are perfectly clean and free of any old gasket material or debris. Always use new head bolts and torque them in the sequence and to the specifications provided in the service manual.

Service Note

When replacing the cylinder head gasket, it is crucial to have the cylinder head checked for flatness and inspect the engine block deck for any damage.