Dorman 674-185 Exhaust Manifold - Front

Durable Cast Iron Exhaust Manifold for Ford Vehicles

The Dorman 674-185 exhaust manifold is engineered to provide reliable exhaust flow for select Ford trucks and vans. Constructed from cast iron with a natural finish, this exhaust manifold is designed to withstand high temperatures and deliver consistent performance for your Ford Bronco, F-150, E-150 Econoline, and other compatible models.

• Material: Heavy-duty cast iron for durability and heat resistance
• Port Shape: Rectangle design for optimal exhaust flow
• Mounting Hardware Included: Comes with 4 studs and 2 nuts for straightforward installation
• Grade Type: Regular grade ensuring standard OEM replacement quality
• Package Contents: Exhaust manifold, 4 studs, and 2 nuts included

Product Details and Specifications

The Dorman 674-185 exhaust manifold features a natural cast iron construction that resists warping and cracking under extreme engine heat. Its rectangular port shape matches the exhaust ports on compatible Ford engines, ensuring a proper seal and efficient exhaust gas evacuation. This part includes mounting hardware, simplifying the replacement process. Note that this manifold does not include a gasket or heat shield, so those components should be sourced separately if needed.

Compatible Ford Models and Applications

This exhaust manifold is compatible with a range of Ford vehicles, including the Bronco, F-150, F-250, F-350, and multiple Econoline models such as the E-150, E-250, and E-350, including their Club Wagon variants. The Dorman 674-185 is designed to meet the exhaust system requirements of these trucks and vans, making it a suitable replacement part for maintaining proper engine performance and emissions control.

Common Issues Addressed by This Exhaust Manifold

• Exhaust leaks caused by cracked or warped manifolds
• Reduced engine performance due to improper exhaust flow
• Excessive engine noise from damaged exhaust components
• Failed emissions tests related to exhaust system integrity
• Replacement of corroded or rusted factory manifolds

Installation Notes and Tips

When installing the Dorman 674-185 exhaust manifold, ensure the mating surfaces are clean and free of old gasket material. Use new gaskets (sold separately) to prevent exhaust leaks. The included studs and nuts facilitate secure mounting; torque them to manufacturer specifications to avoid warping. It is recommended to inspect related exhaust components such as the heat shield and exhaust pipes during installation.

Quality Assurance and Warranty Information

Dorman exhaust manifolds are manufactured to meet or exceed OEM standards for fit and function. The 674-185 part number undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation for exact warranty terms.