CATHydraulic Parts

6i2307 Caterpillar Spring-Valve (Exh) 6I2307 — Cat

This exhaust valve spring is a crucial component within the engine's valvetrain, responsible for returning the exhaust valve to its closed position after actuation. Manufactured to meet precise OEM specifications, it provides consistent tension and durability, unlike weakened or broken springs in a worn engine. Operators might notice a loss of engine power, rough idling, or increased exhaust smoke if this valve spring fails.

Caterpillar Spring-Valve (Exh) 6I2307 – Part No 6i2307 – 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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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 Spring
MaterialHigh-tensile spring steel
ApplicationEngine valvetrain (Exhaust)
Service LifeReplace as part of engine overhaul or if weak
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing exhaust valve spring may initially cause a slight reduction in engine performance or a rougher idle. If the spring weakens further or breaks, the exhaust valve will not seal correctly, leading to significant power loss, misfiring, and increased emissions. An improperly sealing exhaust valve can also lead to overheating and damage to the cylinder head.

Installation Tip

Ensure the valve spring compressor tool is correctly seated on the valve stem and retainer before applying pressure. Avoid allowing the valve to drop into the cylinder bore during installation or removal.

Service Note

Inspect the valve seat and valve guide for wear when replacing valve springs, as these components can affect valve sealing and spring performance.