Walker 31886 Exhaust Flange

Walker 31886 Exhaust Flange Overview

Walker 31886 is a steel 2-bolt exhaust flange built for exhaust system repair and replacement where a secure pipe-to-pipe connection is needed. With a 2.375-inch inside diameter, 4.25-inch bolt hole center spacing, and natural finish, it supports OE-style exhaust fitment for select Ford Thunderbird, Mercury Cougar, and Oldsmobile Cutlass applications.

Key Features

• Steel construction for exhaust system durability
• 2-bolt flange design for common exhaust connections
• 2.375-inch inside diameter
• 4.25-inch bolt hole center to bolt hole center
• 5.25-inch flange length and 3.5-inch flange width
• 0.33-inch flange thickness
• Natural finish
• Walker part number 31886 for direct catalog identification

Detailed Description

Walker 31886 is an exhaust flange intended for replacement exhaust work where the original flange has worn, warped, or corroded. Walker’s OE-focused manufacturing approach supports accurate exhaust component fitment and dependable replacement performance across domestic and import applications. This flange is listed for 1989-1990 Ford Thunderbird, 1989-1990 Mercury Cougar without Heavy Duty Suspension, and 1975-1976 Oldsmobile Cutlass, including Cutlass Salon and Cutlass Supreme applications with the noted tail pipe exception on late 1976 models. If you are sourcing a Walker 31886 exhaust flange for a Ford Thunderbird, Mercury Cougar, or Oldsmobile Cutlass exhaust repair, this part provides the dimensional details needed for a proper match.

This part cross-references Anchor 9143 for the same application.

What It Helps Fix

• Exhaust leaks at a damaged flange joint
• Broken or rusted flange mounting surfaces
• Loose exhaust connections caused by flange wear
• Failed sealing points during exhaust pipe replacement
• Fitment issues when replacing an OE-style exhaust flange

Installation Notes and Tips

Verify the 2.375-inch inside diameter, 4.25-inch bolt hole center spacing, and flange dimensions before installation. Confirm vehicle application details carefully, including the Mercury Cougar note for without Heavy Duty Suspension and the Oldsmobile Cutlass late-model tail pipe exception. For best results, inspect adjoining exhaust pipes and mating surfaces for corrosion or distortion before assembly.

Quality Assurance

Walker manufactures emissions and exhaust components with OE-style fit, appearance, and dependability in mind, supported by worldwide OE partnerships and production facilities.