Dorman 674-166 Exhaust Manifold - Right

Durable Cast Iron Exhaust Manifold for Ford Vehicles

The Dorman 674-166 exhaust manifold is engineered to provide reliable exhaust flow for select Ford models. Constructed from cast iron with a natural finish, this exhaust manifold is designed to withstand high temperatures and deliver consistent performance.

• Material: Cast iron for durability and heat resistance
• Color: Natural finish
• Port Shape: Square for precise fitment
• Includes mounting hardware: 2 studs and 2 nuts
• Comes with 1 manifold gasket for proper sealing
• Grade Type: Regular
• Heat shield not included

Product Details and Specifications

This exhaust manifold (part number 674-166) is specifically compatible with a range of Ford vehicles including Bronco, F-150, F-250, F-350, LTD, LTD Crown Victoria, and various Econoline models such as E-100, E-150, E-250, and E-350 Econoline Club Wagon variants. The cast iron construction ensures long-lasting durability under the demanding conditions of exhaust gas flow. The square port shape matches factory specifications to maintain proper exhaust gas velocity and reduce leaks. Included mounting hardware and gasket simplify installation and help ensure a secure, leak-free connection.

Compatible Ford Models and Applications

• Ford Bronco
• Ford E-100 Econoline and E-100 Econoline Club Wagon
• Ford E-150 Econoline and E-150 Econoline Club Wagon
• Ford E-250 Econoline and E-250 Econoline Club Wagon
• Ford E-350 Econoline and E-350 Econoline Club Wagon
• Ford F-150, F-250, F-350
• Ford LTD and LTD Crown Victoria

Common Issues Addressed by This Exhaust Manifold

• Exhaust leaks causing noise and reduced engine efficiency
• Cracks or warping from heat stress over time
• Corrosion damage compromising exhaust flow
• Poor sealing leading to exhaust fumes entering the cabin
• Replacement of worn or damaged factory manifolds

Installation Notes and Tips

Before installation, ensure the engine is cool to avoid burns. Remove the old manifold carefully, inspecting the mounting surface for damage or debris. Use the included gasket and mounting hardware to secure the new manifold, tightening bolts to manufacturer torque specifications. Check for exhaust leaks after installation and retighten if necessary. This part is designed for direct replacement on compatible Ford models listed.

Quality Assurance and Warranty

Dorman exhaust manifolds are manufactured to meet or exceed OEM standards for fit and function. The 674-166 part number undergoes quality checks to ensure durability and proper fitment. This product includes a limited warranty covering defects in materials and workmanship under normal use conditions.