CATEngine Parts

321-2383 Lub Oil Filler — Cat 3054C 910K

This is the engine's oil filler cap, designed to seal the engine's lubrication system and prevent contaminants from entering. It is manufactured to meet stringent Caterpillar quality standards, ensuring a secure fit and durable seal compared to a worn or missing cap. Operators may notice oil leaks around the filler neck or increased engine noise if the cap is damaged or improperly sealed.

Lub Oil Filler – Part No 321-2383 – 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 TypeEngine Oil Filler Cap
MaterialDurable plastic or metal composite
ApplicationEngine lubrication system
Service LifeReplace as needed due to damage or seal degradation
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A loose or damaged oil filler cap can lead to visible oil leaks around the engine's upper area. If left unaddressed, the cap's failure to seal properly can allow external contaminants to enter the oil, potentially accelerating internal engine wear. Continued operation with a compromised seal risks increased oil consumption and reduced lubrication effectiveness.

Installation Tip

Ensure the sealing surface on the engine's filler neck is clean and free of debris before installing the new cap. Do not overtighten the cap, as this can damage the seal or the threads.

Service Note

Inspect the oil filler neck for any cracks or damage, and check the condition of the oil dipstick seal at the same time.