Motorad MGC844T Fuel Tank Cap

Motorad MGC844T Fuel Tank Cap

The Motorad MGC844T is a tethered fuel tank cap built with OEM-quality materials and safety standards from an OE supplier. It is a non-vented black plastic cap with pressure and vacuum relief valves to help control fuel evaporation and maintain proper tank sealing.

Fits a wide range of BMW, Mini, Audi, and Volkswagen models, including many BMW 330i, X5, and Mini Cooper applications. The tethered design helps keep the cap attached during refueling, while the non-locking construction supports straightforward daily use.

Key Features

• Part number: MGC844T
• Black plastic construction
• Non-vented fuel cap design
• Tether included for attached-cap applications
• Neck diameter: 1.500 in.
• Shell diameter: 2.563 in.
• Cap depth: 3.000 in.
• Non-locking design
• Built to meet state and federal emissions requirements
• Pressure and vacuum relief valves help reduce fuel vapor loss

Product Details

This Motorad tethered fuel tank cap is designed for vehicles that require a black cap with tether and a non-vented sealing style. It is a direct replacement for many BMW fuel tank cap applications, including BMW 230i, 330i, 430i, 530i, X3, X5, and Mini Cooper models, as well as select Audi and Volkswagen vehicles. The MGC844T cross-references Stant 10844 for the same application.

Common Issues This Part Helps Solve

• Loose, cracked, or missing fuel cap
• Fuel vapor odor around the filler neck
• Evaporative emissions system warning lights
• Improper tank sealing from a worn cap gasket or valve
• Fuel evaporation caused by a leaking cap

Installation Notes and Tips

Confirm the neck diameter, shell diameter, and tethered design before ordering. Match the cap style to the vehicle’s original fuel tank cap configuration, especially on BMW and Mini models with tethered black caps. After installation, tighten the cap until it seats properly and verify that the cap closes securely.

Quality Assurance

Motorad manufactures this cap using OEM-quality materials and safety standards as an OE supplier. It is engineered to pass state and federal emissions requirements and uses pressure and vacuum relief valves to help limit fuel evaporation.