CATHydraulic Parts

1W2713 Valve Seat Insert (Exhaust) — Cat 120H 120H es

This is an exhaust valve seat insert, a critical component within the engine's cylinder head that provides a sealing surface for the exhaust valve. It is manufactured to meet stringent OEM standards, ensuring superior durability and heat resistance compared to worn or damaged seats which can lead to poor sealing. Operators may notice a loss of engine power, increased exhaust smoke, or rough idling when an exhaust valve seat begins to fail.

Valve Seat Insert (Exhaust) – Part No 1W2713 – CAT Spare Part
Part Specifications
BrandCAT
CategoryHydraulic 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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Hydraulic Component

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Installation & Application Notes

Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeValve Seat Insert (Exhaust)
MaterialHardened Steel Alloy
ApplicationEngine Cylinder Head (Exhaust Valve)
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing exhaust valve seat include a noticeable reduction in engine power and increased exhaust emissions. If left unaddressed, the poor seal will lead to inefficient combustion, rough idling, and potential overheating. Continued operation with a compromised valve seat can result in damage to the cylinder head and piston.

Installation Tip

Ensure the cylinder head deck is meticulously cleaned and free of any debris before attempting to install the new valve seat insert. Avoid using excessive force or improper tools, as this can damage the seat or the cylinder head bore.

Service Note

Inspect the corresponding exhaust valve and valve guide for wear or damage when replacing the valve seat insert.