CATEngine Parts

148-3026 Piston Oil Cooling Jet Nozzle — Cat 3054 3056

This is a Piston Oil Cooling Jet Nozzle, an essential part of the engine's lubrication system that sprays oil onto the underside of pistons to reduce their temperature. Manufactured to precise specifications, it ensures optimal oil flow and spray pattern for effective cooling, unlike a clogged or damaged nozzle which can lead to inadequate cooling and increased wear. Operators may observe increased engine oil temperature, blue smoke from the exhaust, or a noticeable drop in oil pressure when this nozzle fails.

Piston Oil Cooling Jet Nozzle – Part No 148-3026 – 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.

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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 TypePiston Oil Cooling Jet Nozzle
MaterialSteel Alloy
ApplicationEngine Lubrication System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A primary symptom of a failing oil cooling jet is an increase in engine oil temperature readings or a noticeable drop in oil pressure. If the nozzle becomes clogged or misaligned, it can lead to localized overheating of the piston, potentially causing scoring or damage. Continued operation without addressing this can result in severe engine damage due to inadequate piston cooling.

Installation Tip

Ensure all oil passages are completely clean and free of debris before installing the new nozzle to prevent immediate clogging. Do not reuse old sealing washers or gaskets; always use new ones to ensure a leak-free seal.

Service Note

Inspect the oil pump pressure, oil filter condition, and other piston oil cooling jets for proper operation and cleanliness when replacing a faulty jet.