Dorman 674-988 Exhaust Manifold - Right

Dorman Exhaust Manifold for Ford Super Duty

Dorman 674-988 is a cast iron exhaust manifold engineered to match the original fit and function on specified Ford trucks. It is built for the right side and includes the gaskets and downpipe hardware needed for a complete exhaust repair.

• Cast iron construction for durability in high-heat exhaust service
• Natural finish with square port shape
• Right-side exhaust manifold for confirmed Ford applications
• Includes gasket and seal components for the repair
• Mounting hardware included
• Direct replacement for OE part number BC3Z9430DA

Detailed Product Information

This Dorman exhaust manifold is designed for Ford F-250 Super Duty and Ford F-350 Super Duty right-side applications, along with select Ford F-350 and Ford F-150 models. The cast iron body helps maintain strength under repeated heat cycles, while the OE-style shape supports proper alignment at the cylinder head and exhaust connection. Part number 674-988 is a practical choice when replacing a cracked, warped, or leaking manifold on 2010-2022 Ford truck applications.

This part cross-references OE number BC3Z9430DA for the same application.

Common Repair Uses

• Exhaust leak at the manifold-to-cylinder-head sealing surface
• Cracked or warped manifold from heat stress
• Broken or corroded manifold mounting points
• Noise from a leaking right-side exhaust manifold
• Failed sealing hardware during manifold replacement

Installation Notes and Tips

Verify right-side fitment before ordering and compare the original manifold, port shape, and mounting points to the replacement part. Inspect the cylinder head surface, exhaust flange, and fasteners for damage or corrosion before installation. Use the included gaskets and hardware during assembly, and follow the vehicle service procedure for torque sequence and heat-cycle recheck.

Quality Assurance

Dorman manufactures this manifold to match the fit and function of the original part on specified vehicles. The design and included service components support a complete repair on Ford F-150, Ford F-250 Super Duty, and Ford F-350 Super Duty right-side exhaust applications.