Gates 31691 Fuel Tank Cap

Overview of Gates Regular Locking Fuel Cap 31691

The Gates Regular Locking Fuel Cap 31691 is designed to provide secure fuel tank sealing with added locking protection. This fuel tank cap is compatible with a range of vehicles including Buick, Chevrolet, Ford, Jeep, and Mercedes-Benz models, ensuring reliable fitment and performance.

• Lockable design for enhanced fuel security
• Regular fuel cap type with vented anti-surge feature
• Thread diameter of 1.5 inches for precise fit
• Shell diameter measuring 2.63 inches
• Shallow cam type for smooth operation
• Depth of 2.08 inches for proper sealing

Detailed Product Description

The Gates Regular Locking Fuel Cap 31691 belongs to the Regular Locking Fuel Cap product line, which focuses on providing secure and vented fuel caps suitable for various automotive applications. This cap features a lockable mechanism to prevent unauthorized access to the fuel tank, making it ideal for vehicles where fuel security is a concern. The vented anti-surge design helps maintain proper pressure balance within the fuel tank, reducing the risk of vapor lock and fuel system issues.

With a thread diameter of 1.5 inches and a shell diameter of 2.63 inches, this fuel cap fits securely on compatible fuel tanks. The shallow cam type ensures easy installation and removal while maintaining a tight seal. The 2.08-inch depth supports effective sealing to prevent fuel evaporation and contamination.

Compatible Vehicles and Applications

This fuel tank cap is compatible with a variety of makes and models, including Buick 88 and 98, Chevrolet Bel Air, Corvette, and Impala, Ford Bronco, F-100, F-150, F-250, and F-350, Jeep Wagoneer, Lincoln Continental, Mercedes-Benz 300SE, Mercury Cougar, Oldsmobile Cutlass, Pontiac Grand Prix, and Chrysler Town & Country among others. The Gates 31691 fuel cap is suitable for vehicles requiring a 1.5-inch thread diameter locking fuel cap with vented anti-surge capabilities.

Common Issues Addressed by This Fuel Cap

• Prevents unauthorized fuel theft with lockable design
• Reduces fuel evaporation and vapor loss
• Maintains proper fuel tank pressure with vented anti-surge feature
• Prevents fuel contamination from dirt and debris
• Ensures secure fit to avoid fuel leaks

Installation Notes and Tips

• Verify thread diameter compatibility (1.5 inches) before installation
• Ensure the fuel tank opening is clean and free of debris
• Align the shallow cam properly to avoid cross-threading
• Turn the cap clockwise until it locks securely
• Use the key to lock and unlock the cap as needed

Quality Assurance and Warranty

Gates is a recognized brand in automotive hardware, and the Regular Locking Fuel Cap line is manufactured to meet industry standards for durability and performance. The 31691 fuel cap is constructed with quality materials to withstand typical automotive conditions. Warranty details should be confirmed with the original equipment manufacturer or distributor.