Volkswagon AC115540C Engine Oil Filler Cap

Engine Oil Filler Cap for Volkswagen Beetle

Replace a worn or missing oil filler cap with this engine oil filler cap for classic Volkswagen Beetle applications. Part number AC115540C is listed for 1950-1978 Volkswagen Beetle models and is noted as a black IAP Performance cap for AC115540 / B.

Key Features

• Engine oil filler cap for Volkswagen Beetle
• Black finish
• Fits 1950-1978 Volkswagen Beetle, N/A
• Part number AC115540C
• Listed for IAP Performance application AC115540 / B

Detailed Description

This engine oil filler cap is a direct-fit service part for classic Volkswagen Beetle engines across the 1950-1978 model years. Use AC115540C when replacing a damaged, missing, or deteriorated oil filler cap on a Volkswagen Beetle, where a secure cap is needed to close the filler opening and maintain proper engine serviceability. The black finish provides a clean, period-appropriate appearance for restoration and maintenance work on Volkswagen Beetle vehicles.

This part cross-references AC115540 / B for the same application.

Common Issues It May Solve

• Missing or lost oil filler cap
• Cracked or worn cap that no longer seats properly
• Oil splash or seepage around the filler opening
• Service issues caused by an unsecured filler neck
• Restoration needs for a classic Volkswagen Beetle engine bay

Installation Notes and Tips

Verify the filler neck style on the vehicle before installation. Confirm fitment against the listed 1950-1978 Volkswagen Beetle application and compare the existing cap to part number AC115540C before service. Clean the filler opening before installing the new cap to help ensure proper seating.

Quality Assurance

Built for the listed Volkswagen Beetle application and identified as an IAP Performance part for AC115540 / B.