Gates 31098 Engine Oil Filler Cap

Gates 31098 Oil Filler Cap for Toyota and Lexus

The Gates 31098 oil filler cap is an OE Exact replacement built for a secure seal and dependable fit. It uses impact-resistant plastic, metal, and rubber construction with a twist-lock cam design and an included gasket or seal for a tight closure on the valve cover.

Key Features

• OE Exact replacement oil filler cap
• Twist-lock cam type for secure engagement
• Black finish
• Constructed from plastic, metal, and rubber
• Gasket or seal included
• Dimensions: 2.38 in. width, 1.76 in. height, 2.36 in. shell diameter, 1.22 in. neck diameter, 1.78 in. neck depth

Product Details

Gates Oil Filler Cap 31098 is part of the Gates Oil Filler Cap line, which focuses on durable replacement caps made from impact-resistant plastic or heavy-gauge metal for long service life. This cap is an OE Exact match and is cross-referenced to common replacement numbers such as FEL-PRO 36056 and Bosch 8116 for the same application. It is a direct-fit option for select Toyota and Lexus models, including 1992-1999 Lexus ES300, 1992-1998 Toyota Camry, 1993-1996 Lexus GS300, 1992-1996 Lexus SC300, 1995-1996 Toyota Avalon, and 1994-1996 Toyota Supra.

Common Issues This Part Can Address

• Loose or missing oil filler cap
• Damaged cap threads or twist-lock engagement
• Oil seepage around the filler opening
• Worn or flattened cap seal
• Contamination entering the oil fill area

Installation Notes

Verify the neck diameter, shell diameter, and twist-lock style against the original cap before installation. Clean the filler neck sealing surface before fitting the new cap, and confirm the cap seats fully and locks in place. For Toyota Camry, Lexus ES300, Lexus GS300, Lexus SC300, Toyota Avalon, and Toyota Supra applications, match the OE-style dimensions and seal design to ensure proper closure.

Quality Assurance

Gates builds this oil filler cap with impact-resistant materials and an included seal to support consistent fit and sealing performance. The OE Exact rating indicates a direct replacement specification for the listed applications.