Fel-Pro 61578 Fuel Injection Throttle Body Mounting Gasket

Fel-Pro 61578 Fuel Injection Throttle Body Gasket

Fel-Pro 61578 is a premium fuel injection throttle body mounting gasket built for a precise seal between the throttle body and intake manifold. Made from paper material with a 0.016 in. thickness, it supports accurate sealing on applications that require a compact, application-specific gasket profile.

Compatible with Mazda 3, Mazda CX-7, Mazda 6, and 2019 Mazda CX-5 applications, this gasket is sized with a 2.620 in. inside diameter, 3.250 x 3.625 in. outside diameter, and 4 bolt holes for the listed fitments. Fel-Pro 61578 is a direct-fit sealing solution for drivers and technicians servicing Mazda fuel injection throttle body mounting points.

Key Features

• Fuel injection throttle body mounting gasket for intake sealing service
• Premium paper construction for application-specific fitment
• 0.016 in. thickness for a low-profile sealing surface
• 2.620 in. inside diameter and 3.250 x 3.625 in. outside diameter
• 4-bolt-hole design for the listed Mazda applications
• Fel-Pro 61578 cross-references MAHLE G32436 for the same application

Detailed Description

Fel-Pro 61578 is engineered as a throttle body mounting gasket for fuel injection systems where a stable seal is needed at the intake connection. Fel-Pro gaskets are built around vehicle-specific sealing materials, and this part follows that approach with a paper gasket profile sized for the listed Mazda fitments. The part number 61578 is commonly searched for Mazda 3 throttle body gasket, Mazda CX-7 throttle body gasket, Mazda 6 throttle body gasket, and 2019 Mazda CX-5 throttle body gasket replacement needs.

Use Fel-Pro 61578 when servicing the throttle body mounting interface on compatible Mazda vehicles and when replacing a worn or compressed gasket that no longer maintains proper sealing. The dimensions and bolt-hole layout help match the original mounting pattern for the covered applications.

Common Uses

• Replacing a leaking throttle body mounting gasket
• Restoring intake sealing after throttle body service
• Addressing idle or drivability concerns related to air leakage at the mounting surface
• Servicing Mazda 3, Mazda CX-7, Mazda 6, or 2019 Mazda CX-5 throttle body connections

Installation Notes

Clean both mating surfaces before installation and remove any old gasket material, carbon buildup, or oil residue. Verify the throttle body mounting pattern, inside diameter, and gasket orientation against the removed part before assembly. Follow the vehicle service procedure for fastener tightening and final inspection after installation.

Quality Assurance

Fel-Pro positions this gasket as a vehicle-specific sealing solution built for professional repair use. The brand’s gasket design approach focuses on application-matched materials and sealing performance for the listed fitments.