Fel-Pro 61111 Fuel Injection Throttle Body Mounting Gasket

Fel-Pro 61111 Fuel Injection Throttle Body Gasket

Fel-Pro 61111 is a premium fuel injection throttle body mounting gasket built for sealing the throttle body to the intake on select Cadillac and Oldsmobile applications. It uses application-specific paper material and a precise 4-bolt-hole layout to support a clean, reliable seal on the 1996-1999 Cadillac DeVille, Eldorado, and Seville, plus the 1996-1999 Oldsmobile Aurora.

Key Features

• Fuel injection throttle body mounting gasket for air and fuel delivery service
• Premium paper construction for application-specific sealing
• 4-bolt-hole design for the listed throttle body pattern
• Outside diameter: 5.125 x 4.406
• Thickness: 0.031 in. / 0.7 mm
• Fits 1996-1999 Cadillac DeVille, Eldorado, and Seville, as well as 1996-1999 Oldsmobile Aurora

Detailed Description

Fel-Pro 61111 is engineered as a throttle body mounting gasket for vehicles that require a precise seal between the fuel injection throttle body and the intake assembly. The premium paper material and controlled thickness help maintain sealing integrity where air leaks can affect idle quality, throttle response, and fuel delivery performance. This gasket is a direct-fit service part for 1996-1999 Cadillac DeVille, 1996-1999 Cadillac Eldorado, 1996-1999 Cadillac Seville, and 1996-1999 Oldsmobile Aurora. This part cross-references MAHLE G31647 for the same application.

What It Helps Address

• Vacuum leaks at the throttle body mounting surface
• Rough or unstable idle caused by intake sealing loss
• Throttle body air leakage after service or cleaning
• Driveability issues related to worn or compressed gasket material
• Sealing concerns during throttle body replacement or intake service

Installation Notes and Tips

Inspect the throttle body and intake mating surfaces before installation and remove old gasket material completely. Verify the 4-bolt-hole pattern and outside diameter match the application before assembly. Use the gasket on the listed Cadillac and Oldsmobile models only, and follow the vehicle service procedure for fastener tightening and surface preparation. Fel-Pro 61111 is also referenced by Four Seasons 35516 and internal interchange 3544723.

Quality Assurance

Fel-Pro gaskets are built around vehicle-specific sealing materials and application-focused design to support dependable sealing performance in professional repair work.