Walker 31517 Exhaust Pipe Flange Gasket

Overview of Walker Exhaust Pipe Flange Gasket 31517

The Walker 31517 exhaust pipe flange gasket is designed for reliable sealing in exhaust systems of select Nissan vehicles. Engineered with a fiber material reinforced by a steel core, this 3-bolt gasket ensures a secure fit and effective exhaust gas containment for Nissan 200SX, 720, D21, and Pathfinder models.

• Compatible with Nissan 200SX, 720, D21, and Pathfinder exhaust systems
• 3-bolt gasket type for secure flange connection
• Constructed from fiber with steel core for durability and heat resistance
• Bolt hole diameters measure 0.5 inches for precise fitment
• Port dimensions: 1.75 inches length and width for both ports
• Thickness of 0.055 inches to maintain proper sealing pressure
• Bolt hole center-to-center distances: 2.875 inches and 4.125 inches for accurate alignment

Detailed Product Description

The Walker 31517 exhaust pipe flange gasket is specifically designed to meet the sealing requirements of Nissan exhaust systems, including the 200SX, 720, D21, and Pathfinder models. This gasket features a 3-bolt design, with bolt hole diameters of 0.5 inches and precise bolt hole center-to-center measurements of 2.875 inches and 4.125 inches, ensuring proper alignment and fitment. The gasket ports each measure 1.75 inches in length and width, matching the exhaust pipe flange dimensions for an effective seal.

Constructed from fiber material reinforced with a steel core, this gasket balances flexibility and strength, providing resistance to high temperatures and exhaust gases. The 0.055-inch thickness maintains the necessary compression to prevent leaks while accommodating flange surface irregularities.

Common Applications and Issues Addressed

• Sealing exhaust pipe flanges to prevent exhaust leaks
• Replacing worn or damaged gaskets in Nissan 200SX, 720, D21, and Pathfinder exhaust systems
• Eliminating exhaust noise caused by gasket failure
• Preventing harmful exhaust gas leaks that can affect vehicle performance
• Maintaining proper exhaust backpressure for engine efficiency

Installation Notes and Tips

• Ensure mating flange surfaces are clean and free of debris before installation
• Verify bolt hole alignment using the 3-bolt pattern and center-to-center measurements
• Use appropriate torque specifications for Nissan exhaust flange bolts to avoid gasket damage
• Inspect surrounding exhaust components for wear or damage during replacement
• Replace gasket whenever exhaust flange is disassembled to maintain seal integrity

Quality Assurance and Warranty

Walker exhaust gaskets are manufactured to meet industry standards for durability and performance. The fiber with steel core construction provides consistent sealing under high-temperature conditions typical of exhaust systems. While specific warranty details for part number 31517 are not provided, Walker products generally adhere to quality control processes to ensure reliable fitment and function in compatible Nissan models.