Dorman 03411HP Exhaust Manifold Hardware Kit

Durable Exhaust Manifold Hardware Kit for Ford, Lincoln, and Mercury

The Dorman 03411HP Exhaust Manifold Hardware Kit provides reliable replacement studs and nuts designed specifically for various Ford, Lincoln, and Mercury models. Engineered with stainless steel studs and steel nuts, this kit ensures a secure and long-lasting exhaust manifold connection.

• Includes 10 stainless steel studs and 10 steel nuts with clear finish
• Stud length of 55.5 mm with M8-1.25 coarse threads on both ends
• Stud grade and bolt grade rated at 8.8 for strength and durability
• Stud thread lengths: 24.5 mm on one end and 19.5 mm on the other
• Compatible with multiple Ford, Lincoln, and Mercury vehicles including F-150, Explorer, Mustang, and more

Technical Details and Material Specifications

The Dorman 03411HP kit features stainless steel studs that resist corrosion and wear, essential for maintaining exhaust system integrity under high heat and harsh conditions. The nuts are made from steel with a clear finish to complement the studs. Both studs and nuts are graded 8.8, indicating a medium-high tensile strength suitable for exhaust manifold applications. The studs have coarse threads (M8-1.25) on both ends, with thread lengths optimized for secure fastening. This kit does not include springs or washers.

Compatible Vehicles and Applications

This exhaust manifold hardware kit is compatible with a wide range of Ford, Lincoln, and Mercury models, including but not limited to:

• Ford F-150, F-250, F-350, Explorer, Mustang, Ranger, Econoline series
• Lincoln Aviator, Blackwood, Navigator, Mark LT, Mark VIII
• Mercury Mountaineer, Marauder, Grand Marquis

It is designed to replace worn or damaged exhaust manifold studs and nuts, ensuring a proper seal and preventing exhaust leaks.

Common Issues Addressed by This Hardware Kit

• Replacement of rusted or broken exhaust manifold studs
• Fixing exhaust leaks caused by loose or damaged fasteners
• Restoring proper exhaust manifold alignment and sealing
• Preventing exhaust manifold gasket failure due to hardware issues
• Maintaining exhaust system performance and reducing noise

Installation Notes and Tips

When installing the Dorman 03411HP Exhaust Manifold Hardware Kit, ensure that the exhaust manifold and cylinder head surfaces are clean and free of debris. Use appropriate torque specifications for M8-1.25 coarse threads to avoid over-tightening or stripping. It is recommended to replace all studs and nuts simultaneously to maintain uniform clamping force. Thread lubricant or anti-seize compound may be applied to studs to facilitate future removal.

Quality Assurance and Warranty

Dorman provides this exhaust manifold hardware kit as a standard replacement part manufactured to meet OEM specifications. The stainless steel and steel materials used offer corrosion resistance and durability under typical exhaust system conditions. While specific warranty details are not provided, Dorman parts generally come with a limited warranty against defects in material and workmanship.