Walker 31587 Exhaust Pipe Flange Gasket

Walker Exhaust Pipe Flange Gasket Overview

The Walker 31587 exhaust pipe flange gasket is engineered for reliable sealing in exhaust systems of select Buick, Cadillac, Oldsmobile, and Pontiac vehicles. Designed to maintain a secure connection between exhaust pipes, this gasket supports proper exhaust flow and reduces leaks.

• Compatible with Buick 88, LeSabre, Park Avenue, and Riviera models
• Fits Cadillac DeVille, DTS, Eldorado, and Seville exhaust systems
• Also suitable for Oldsmobile Aurora and LSS, Pontiac Bonneville and Riviera
• 4 bolt gasket type with precise bolt hole spacing
• Constructed from high temperature graphite with a steel core for durability
• Thickness of 0.051 inches ensures effective sealing
• Bolt hole center to center dimensions: 4 inches and 3 inches
• Port dimensions: 3 inches length by 3 inches width

Detailed Product Description

The Walker 31587 exhaust pipe flange gasket is a 4-bolt type gasket designed to fit specific exhaust flange connections on various GM vehicles including Buick, Cadillac, Oldsmobile, and Pontiac models. Its construction features a high temperature graphite material bonded to a steel core, providing resistance to heat and corrosion commonly encountered in exhaust systems. The gasket thickness of 0.051 inches balances flexibility and strength, ensuring a tight seal without compromising flange integrity.

Key dimensions include bolt hole center-to-center measurements of 4 inches and 3 inches, accommodating the flange bolt pattern precisely. The port size measures 3 inches in both length and width, matching the exhaust pipe diameter for optimal exhaust flow. The bolt hole diameter is specified as special, indicating a tailored fit for the intended applications.

Common Applications and Issues Addressed

• Prevents exhaust leaks caused by worn or damaged gaskets
• Eliminates exhaust noise from flange gaps
• Maintains proper exhaust backpressure for engine performance
• Resists degradation from high temperature and corrosive exhaust gases
• Ensures secure flange connection to avoid exhaust system misalignment

Installation Notes and Tips

• Ensure mating flange surfaces are clean and free of debris before installation
• Use proper torque specifications for flange bolts to avoid gasket damage
• Inspect exhaust flanges for warping or damage prior to gasket replacement
• Replace gasket whenever exhaust components are disassembled to maintain seal integrity

Quality Assurance and Warranty

Walker exhaust gaskets are manufactured to meet or exceed OEM specifications for fit and durability. The 31587 gasket undergoes rigorous quality control to ensure consistent performance in high temperature exhaust environments. While specific warranty details may vary, Walker products typically include coverage against manufacturing defects to provide confidence in long-term use.