CATEngine Parts

136-3608 Oil Filler Cap — Cat 3054 3056

This oil filler cap is a sealed closure for the engine's oil fill opening, preventing the entry of dirt and moisture while retaining engine oil within the crankcase. It is designed with a secure sealing mechanism to maintain proper crankcase pressure and prevent oil leaks, offering a reliable seal compared to a damaged or missing cap. A faulty oil filler cap may result in oil splashing out of the fill opening or allow external contaminants to enter the engine.

Oil Filler Cap – Part No 136-3608 – 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 TypeOil Filler Cap
MaterialPlastic or metal with rubber seal
ApplicationEngine oil fill opening
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The most common symptom of a faulty oil filler cap is oil mist or drips escaping from the fill opening during engine operation. If the cap is not sealing properly, external dirt and debris can also enter the engine, leading to increased internal wear. A loose or missing cap poses a risk of significant oil loss and internal engine contamination.

Installation Tip

Ensure the sealing surface on the engine's fill neck is clean and free of old gasket material before installing the new cap. Turn the cap clockwise until it clicks or seats firmly to ensure a proper seal.

Service Note

When replacing the oil filler cap, check the engine oil level and top off if necessary.