Dorman 674-887 Exhaust Manifold

Dorman 674-887 Exhaust Manifold for S10 and Sonoma

Dorman 674-887 is a cast iron exhaust manifold engineered to match the original fit and function on select Chevrolet S10 and GMC Sonoma models. It includes the gaskets and downpipe hardware needed for a complete exhaust manifold repair.

Key Features

• Cast iron construction for durable exhaust service
• Natural finish with round port shape
• Includes manifold gasket, flange gasket, bolts, nuts, and springs
• Direct replacement for specified 1994-1997 Chevrolet S10 and GMC Sonoma applications
• Part number 674-887 for easy identification

Detailed Description

This Dorman exhaust manifold is precision-engineered to restore the original exhaust routing and sealing surface on 1994-1997 Chevrolet S10 and 1994-1997 GMC Sonoma models. The cast iron design supports long-term durability in high-heat exhaust conditions, while the round port configuration and OE-style fit help simplify replacement. Dorman 674-887 is a practical choice when servicing a cracked, warped, or leaking manifold on these trucks.

This part cross-references ATP 101334 and interchange number 10112349 for the same application.

What This Part Helps Fix

• Exhaust leaks at the manifold or flange
• Cracked or heat-damaged manifold casting
• Warped sealing surfaces that cause ticking noises
• Broken or missing downpipe connection hardware
• Loss of exhaust sealing on Chevrolet S10 and GMC Sonoma trucks

Installation Notes and Tips

Verify the vehicle year and engine/exhaust configuration before installation. Inspect the cylinder head sealing surface, downpipe flange, and fasteners for damage or corrosion, and replace worn mating components as needed. Use the included gaskets and hardware during assembly, and follow factory torque specifications for proper sealing.

Quality Assurance

Dorman manufactures this manifold to match the fit and function of the original part on specified vehicles. The design and included sealing components support a complete repair on compatible Chevrolet S10 and GMC Sonoma applications.

Compatible With 1994-1997 Chevrolet S10 and 1994-1997 GMC Sonoma, exhaust manifold application.