CATHydraulic Parts

1976995 Guide-Valve Exhaust — Cat 3508 3512

This is a CAT exhaust valve guide, a crucial component within the engine's cylinder head that ensures proper alignment of the exhaust valve during operation. Manufactured to meet stringent OEM quality standards, it provides a durable, low-friction surface that prevents valve stem wear and sticking, unlike a worn or damaged guide. Operators may observe increased exhaust smoke, rough engine operation, or valve noise when this guide begins to fail.

Guide-Valve Exhaust – Part No 1976995 – 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.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

;

Related CAT Parts

From the same category — may also be needed

1181008
Hydraulic Component
1W7824
Gear-Fuel Pump Drive
1559112(9)
Hydraulic Component 1559112(9) 1559112(9) 1559112(9)
2443304
Caterpillar Gear Pump-Hydraulic 2443304
1D4642
Cap Screw
527-2020
Hydraulic Filter Element

Browse all CAT Hydraulic Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

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 Guide (Exhaust)
MaterialCast iron or bronze alloy
ApplicationEngine cylinder head (exhaust valve)
Service LifeReplace during engine overhaul or as needed
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

Early signs of a worn exhaust valve guide include increased oil consumption and visible blue smoke from the exhaust. If ignored, the valve may begin to stick, leading to poor engine performance, misfires, and potential damage to the valve and seat. Continued operation risks severe engine damage due to improper valve timing and sealing.

Installation Tip

Ensure the cylinder head is clean and that the new valve guide is properly lubricated before pressing it into place. Avoid forcing the guide, which can cause misalignment or damage.

Service Note

Inspect the exhaust valve stem for wear and the valve seat for proper sealing when replacing the valve guide.