CATEngine Parts

227-9850 Auxiliary Water Pump — Cat Engine G3304 G3306 G3306B

This auxiliary water pump is essential for circulating coolant through the engine's auxiliary systems, preventing overheating and ensuring optimal operating temperatures. It is built to OEM specifications, providing reliable fluid transfer and durability superior to a worn or failing pump. Observable symptoms of a faulty auxiliary water pump include engine overheating, coolant leaks around the pump housing, or a whining noise during operation.

Auxiliary Water Pump – Part No 227-9850 – 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.

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

263-9001
Harness Assembly
7w-2329
Gasket
2344816
Piston
7c-3821-7e-3568
Core Assembly
377-0607-tm88302
Solenoid Valve
515-8572
Quick Coupler Link

Browse all CAT Engine 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

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 TypeAuxiliary Water Pump
MaterialCast iron and rubber
ApplicationEngine auxiliary cooling circuit
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The most common initial symptom of a failing auxiliary water pump is a rise in engine coolant temperature, especially under load. If ignored, the pump may begin to leak coolant or produce audible grinding noises, potentially leading to reduced cooling efficiency. Failure to address this can result in engine overheating and damage to critical engine components.

Installation Tip

Ensure the mounting surface is clean and free of old gasket material before installing the new pump to prevent leaks. Do not overtighten the mounting bolts, as this can warp the pump housing.

Service Note

Inspect the coolant hoses, thermostat, and radiator for signs of wear or blockage when replacing the auxiliary water pump.