CATHydraulic Parts

1838173 Guide-Valve Exhaust — Cat Engine: 3064 3066

This exhaust valve guide is a critical component within the engine's cylinder head, controlling the precise movement of the exhaust valve. Manufactured to meet stringent OEM standards, it ensures proper valve seating and sealing, unlike a worn guide which can lead to valve leakage and reduced engine performance. Operators may notice a loss of engine power, increased exhaust smoke, or rough idling when this guide begins to fail.

Guide-Valve Exhaust – Part No 1838173 – 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 TypeExhaust Valve Guide
MaterialHardened Steel Alloy
ApplicationEngine Cylinder Head
Service LifeReplace as needed during engine overhaul
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing exhaust valve guide include a noticeable decrease in engine power and increased exhaust emissions. If ignored, the valve may begin to stick or seat improperly, leading to poor combustion and potential overheating. Continued operation risks severe cylinder head damage and reduced engine efficiency.

Installation Tip

Ensure the cylinder head is thoroughly cleaned and free of any debris before attempting installation. Avoid using excessive force when pressing the new guide into its bore, as this can distort the guide or damage the cylinder head.

Service Note

Inspect the exhaust valve itself for wear or damage and consider replacing valve seals simultaneously.