CATEngine Parts

1230867 Cap-Filler — Cat 416c 416D

This filler cap is designed to seal the fill port for various engine fluids on CAT equipment, such as oil or coolant reservoirs. Manufactured from durable materials, it ensures a secure closure to prevent contamination and maintain proper system pressure, unlike a damaged or missing cap that can allow debris ingress and fluid loss. Operators may notice fluid level discrepancies, external contamination around fill ports, or improper system pressure if this cap is not sealing correctly.

Cap-Filler – Part No 1230867 – 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 TypeFiller Cap
MaterialPlastic or metal
ApplicationFluid fill port sealing
Service LifeReplace as needed based on inspection
CompatibilityCAT 416C, 416D, 420D, 424B, 424B HD
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a problem with the filler cap include visible dirt or debris around the fill port or a cap that feels loose or does not secure properly. If left unaddressed, contamination can enter the fluid system, leading to premature wear of components. The worst consequence is potential damage to critical systems due to contaminated fluids.

Installation Tip

Ensure the sealing surface on both the cap and the fill port is clean and free of debris before attempting to install. Always turn the cap until it clicks or seats firmly to ensure a proper seal.

Service Note

Inspect the fluid level and check for any signs of contamination in the system when replacing a filler cap.