Stant 10104 Engine Oil Filler Cap

Stant 10104 Oil Filler Cap Overview

Stant 10104 is a black hard plastic threaded engine oil filler cap with a rubber seal, built to replace the factory cap on select applications. It is made to match OE fit and function for vehicles that use a threaded filler neck or plastic oil cap design.

Compatible with a wide range of Chevrolet S10, GMC Sonoma, Buick Century, and Pontiac Grand Am applications, this oil filler cap supports proper sealing at the valve cover or filler neck. The Stant Oil Filler Cap line focuses on direct replacement coverage for OE-style service parts.

Key Features

• Black hard plastic threaded oil filler cap
• Rubber seal helps maintain a secure closure
• Built to fit and function like the original OE cap
• Direct replacement for factory oil filler cap service
• Part number 10104 for catalog and fitment lookup

Detailed Fitment and Application

Fits 1990-1993 Chevrolet S10, N/A; 1991-1993 GMC Sonoma, N/A; 1989-1992 Buick Century, N/A; 1990-1992 Chevrolet Lumina, N/A; 1989-1992 Oldsmobile Cutlass Ciera, N/A; 1992 Oldsmobile Cutlass Cruiser, N/A; 1989-1991 Buick Skylark, N/A; 1989-1991 Oldsmobile Cutlass Calais, N/A; 1989-1991 Pontiac 6000, N/A; and additional listed applications through 1984-1990 model years. Part number 10104 also covers threaded filler neck and plastic oil cap configurations shown in the fitment data.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Broken, cracked, or missing oil filler cap
• Oil seepage at the filler opening caused by a worn seal
• Improper closure on threaded filler neck designs
• Loss of OE-style sealing on older GM engine applications
• Service replacement needs for Stant 10104 fitments

Installation Notes and Tips

Verify the filler neck style before ordering, especially on vehicles listed with threaded filler neck or plastic oil cap notes. Match the cap to the original thread pattern and sealing surface, then tighten by hand until fully seated. Confirm the cap is secure after installation and inspect the seal during routine oil service.

Quality Assurance

Stant manufactures this oil filler cap as an OE-style replacement using quality materials and a rubber sealing element for dependable fitment on the listed applications. The design follows the original cap format for direct service replacement.