Victor Reinz 71-13638-00 Exhaust Pipe Flange Gasket

OE-Style Exhaust Pipe Flange Gasket

Victor Reinz 71-13638-00 is an exhaust pipe flange gasket built with graphite and metal for a precise sealing surface at the exhaust joint. It is a flat gasket with a 2.110-inch inside diameter, 0.062-inch thickness, and 2-bolt-hole layout for select Ford and Mercury applications.

For restorations and repairs on classic Ford Mustang, Ford Thunderbird, and Mercury Cougar exhaust systems, this gasket supports a direct OE-style seal at the flange, heat riser, crossover flange, or pipe-to-manifold connection where listed.

• Graphite and metal construction for sealing durability
• Flat gasket design for flange-style exhaust joints
• 2.110-inch inside diameter for listed 2-1/8-inch applications
• 0.062-inch thickness for a tight sealing interface
• 2-bolt-hole configuration
• Replaces OE part number B5LY-9450-A in listed applications

Fitment and Application Details

Compatible With select 1953-1970 Ford and Mercury vehicles, including 1956-1962 Ford Thunderbird, 1967-1970 Ford Mustang, 1968-1970 Mercury Cougar, and 1956-1966 Ford F-100, F-250, and F-350 exhaust connections. This part cross-references FEL-PRO 60052 and MAHLE F5451K for the same application.

Victor Reinz gasket technology is sourced from an original equipment supplier known for OE-quality sealing solutions across foreign and domestic cars and trucks. Part number 71-13638-00 is engineered for the fitment listed below and for service work where a 2-1/8-inch exhaust flange seal is required.

What This Gasket Helps Repair

• Exhaust leaks at the flange connection
• Noise from a failing pipe-to-manifold seal
• Soot marks around the exhaust joint
• Heat riser sealing issues on listed applications
• Loss of sealing integrity after gasket wear or corrosion

Installation Notes and Tips

Inspect the flange surfaces for warping, pitting, or carbon buildup before installation. Clean both mating surfaces thoroughly and verify the gasket matches the 2.110-inch inside diameter and 2-bolt-hole pattern before assembly. Use the vehicle-specific notes in the fitment list to confirm whether the application is exhaust pipe flange, heat riser, crossover flange, or pipe-to-manifold.

Quality Assurance

Victor Reinz supplies OE-quality gasket technology and engineering, with broad coverage for classic and modern vehicle service. The 71-13638-00 is built to the material and dimensional specifications shown here for listed Ford and Mercury applications.

• Fits 1966-1970 Ford LTD, Exhaust Pipe Flange Gasket; 2-1/8in I.D.; Replaces OE Part Number B5LY-9450-A
• Fits 1967-1970 Ford Mustang, Exhaust Pipe Flange Gasket; 2-1/8in I.D.; Replaces OE Part Number B5LY-9450-A
• Fits 1956-1962 Ford Thunderbird, Exhaust Pipe Flange Gasket; 2-1/8in I.D.; Replaces OE Part Number B5LY-9450-A
• Fits 1967-1970 Mercury Cougar, Exhaust Pipe Flange Gasket; 2-1/8in I.D.; Replaces OE Part Number B5LY-9450-A
• Fits 1956-1966 Ford F-100, Exhaust Pipe Flange Gasket; 2-1/8in I.D.; Replaces OE Part Number B5LY-9450-A
• Fits 1956-1966 Ford F-250, Exhaust Pipe Flange Gasket; 2-1/8in I.D.; Replaces OE Part Number B5LY-9450-A
• Fits 1956-1966 Ford F-350, Exhaust Pipe Flange Gasket; 2-1/8in I.D.; Replaces OE Part Number B5LY-9450-A
• Fits 1966-1967 Ford LTD, Heat Riser; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1967 Ford Mustang, Heat Riser; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1966-1967 Ford Thunderbird, Heat Riser; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1956-1965 Ford F-100, Crossover Flange; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1956-1965 Ford F-100, Pipe To Manifold; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1956-1965 Ford F-250, Crossover Flange; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1956-1965 Ford F-250, Pipe To Manifold; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1956-1965 Ford F-350, Crossover Flange; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A
• Fits 1956-1965 Ford F-350, Pipe To Manifold; 2-1/8in I.D.; Replaces OE Part Number(s) B5LY-9450-A