Dorman 674-953 Exhaust Manifold - Left

Reliable Exhaust Manifold for Ford F-250 and F-350 Super Duty

The Dorman 674-953 exhaust manifold is designed specifically for Ford F-250 Super Duty and F-350 Super Duty trucks. Constructed from durable cast iron with a natural finish, this exhaust manifold ensures a solid and long-lasting connection between the engine and exhaust system.

• Made from cast iron for strength and heat resistance
• Natural color finish for corrosion resistance
• Square port shape for precise fitment and optimal exhaust flow
• Includes mounting hardware: 3 studs, 3 nuts, and flange
• Comes with a manifold gasket to ensure a proper seal
• Compatible with Ford F-250 Super Duty and F-350 Super Duty models

Durable Cast Iron Construction and Complete Hardware Kit

This exhaust manifold (part number 674-953) is crafted from cast iron, a material known for its ability to withstand high temperatures and resist warping. The natural finish helps protect against rust and corrosion over time. The square port shape matches the engine’s exhaust ports for a secure and efficient seal. Included in the package are all necessary mounting components: a manifold gasket, flange, three studs, and three nuts, simplifying installation and ensuring a proper fit on your Ford F-250 Super Duty or F-350 Super Duty.

Purpose and Common Applications

• Replaces cracked or warped exhaust manifolds causing exhaust leaks
• Restores proper exhaust flow to improve engine performance
• Eliminates exhaust noise caused by manifold damage
• Prevents exhaust fumes from entering the cabin
• Maintains emissions compliance by ensuring a sealed exhaust system

Installation Notes and Tips

When installing the Dorman 674-953 exhaust manifold on your Ford F-250 Super Duty or F-350 Super Duty, ensure all old gasket material is fully removed before fitting the new gasket included in the package. Use the supplied studs and nuts to secure the manifold evenly, tightening in a crisscross pattern to avoid warping. It is recommended to check torque specifications in the vehicle’s service manual. Allow the engine to cool before installation to prevent injury and ensure proper sealing.

Quality Assurance and Warranty

Dorman exhaust manifolds are manufactured to meet or exceed OEM standards for fit, form, and function. The 674-953 part is backed by Dorman’s quality assurance processes to provide reliable performance. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in your replacement part for your Ford F-250 Super Duty or F-350 Super Duty.