Dorman 675-226 Exhaust Manifold Hardware Kit

Durable Exhaust Manifold Hardware Kit for GM Vehicles

The Dorman 675-226 Exhaust Manifold Hardware Kit is designed to provide reliable fastening solutions for a wide range of General Motors vehicles. Engineered with carbon steel studs and high-grade bolts, this kit ensures secure exhaust manifold connections for models like the Chevrolet Silverado and Cadillac Escalade.

• Includes 6 carbon steel studs with Class 10.9 bolt grade
• Stud length: 24 mm with coarse M8-1.25 threads on both ends
• Studs feature black finish for corrosion resistance
• Standard replacement grade hardware for exhaust manifold applications
• Compatible with multiple GM makes and models including Buick, GMC, and Pontiac

Technical Specifications and Features

This exhaust manifold hardware kit features carbon steel studs measuring 24 mm in length, finished in black to resist corrosion and wear. Both ends of the studs have coarse M8-1.25 threads, providing secure fastening with a Class 10.9 bolt grade for high strength and durability. The kit contains six bolts designed to meet standard replacement requirements, ensuring proper fit and function in exhaust manifold assemblies.

Compatible GM Makes and Models

The Dorman 675-226 kit is compatible with a broad range of GM vehicles, including Buick models like LaCrosse and Regal, Cadillac CTS and Escalade, Chevrolet Silverado and Camaro, GMC Sierra and Canyon, as well as Hummer H2 and H3, Pontiac G6 and Firebird, and Saturn Aura and Vue. This makes it a versatile choice for exhaust manifold repairs across many GM platforms.

Common Applications and Problem Solving

• Replacement of worn or damaged exhaust manifold studs
• Fixing exhaust leaks caused by loose or broken hardware
• Restoring proper exhaust manifold sealing and alignment
• Addressing hardware corrosion or thread damage
• Supporting exhaust system maintenance and rebuilds

Installation Notes and Tips

When installing the Dorman 675-226 Exhaust Manifold Hardware Kit, ensure that the mating surfaces are clean and free of debris. Use appropriate torque specifications for M8-1.25 coarse threads to avoid over-tightening. Since the kit does not include nuts or washers, verify that existing components are in good condition or replace as necessary. Proper installation will help maintain exhaust system integrity and prevent leaks.

Quality Assurance and Warranty

Dorman provides standard replacement grade hardware designed to meet OEM specifications for durability and fit. The carbon steel construction and Class 10.9 bolt grade ensure reliable performance under typical exhaust system conditions. While specific warranty details are not provided, Dorman parts generally adhere to industry standards for quality and reliability.