CATHydraulic Parts

383-0161 Oil Pump — Cat 901C 902C

This oil pump is a critical component of the lubrication system, ensuring consistent oil flow to vital engine parts. It is manufactured to meet stringent OEM quality standards, providing superior durability compared to a worn pump that may exhibit reduced pressure or internal leakage. Operators may notice a drop in oil pressure readings, increased engine noise, or the illumination of the oil pressure warning light when this pump begins to fail.

Oil Pump – Part No 383-0161 – 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 TypeEngine Oil Pump
MaterialCast Iron and Steel
ApplicationEngine Lubrication System
Service LifeReplace based on inspection or performance issues
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing oil pump may first present as intermittent low oil pressure warnings or a slight increase in engine noise. If left unaddressed, oil pressure will continue to drop, leading to inadequate lubrication of critical engine components. Insufficient lubrication can cause accelerated wear and potential engine damage.

Installation Tip

Ensure the oil pickup tube and screen are thoroughly cleaned or replaced before installation to prevent immediate clogging. Avoid overtightening the pump mounting bolts, as this can distort the pump housing and cause premature failure.

Service Note

Inspect the engine oil pan for sludge buildup and clean the oil pickup screen when replacing the oil pump.