Dorman 674-214 Exhaust Manifold - Left

Dorman 674-214 Exhaust Manifold

Dorman 674-214 is a cast iron exhaust manifold built to match the fit and function of the original part on specified vehicles. It includes the gaskets, flange, studs, nuts, springs, and heat shield needed for a complete exhaust manifold repair on the left side.

Key Features

• Cast iron construction with a natural finish
• Square port shape for OE-style exhaust routing
• Includes gasket/seal components and mounting hardware
• Heat shield included
• Regular grade replacement for specified applications
• Fits left-side applications on select Chevrolet and GMC trucks and vans

Product Details

This exhaust manifold is engineered for direct replacement on 1988-1995 Chevrolet C1500, Chevrolet C2500, Chevrolet K1500, and Chevrolet K2500 left-side applications, as well as 1995 Chevrolet G10 and G20 left-side applications. It also fits 1988-1995 GMC C1500, GMC C2500, GMC K1500, and GMC K2500 left-side applications, plus 1995 GMC G1500 and G2500 left-side applications. The Dorman 674-214 design follows the original manifold layout to support proper exhaust sealing and fitment on these Chevrolet and GMC platforms.

This part cross-references ATP 101091 for the same application.

Common Repair Applications

• Cracked or warped exhaust manifold on the left side
• Exhaust leaks at the manifold-to-cylinder head sealing surface
• Broken or missing manifold mounting hardware
• Damaged flange or gasket sealing points
• Heat-related exhaust noise from a failing OE manifold

Installation Notes

Verify engine and chassis fitment before installation, especially on 1988-1995 Chevrolet C1500, C2500, K1500, K2500 and the matching GMC truck applications. Inspect the cylinder head surface, exhaust flange, and fastener threads before assembly. Use the included gaskets and hardware during installation, and confirm proper alignment of the left-side exhaust connection before tightening.

Quality Assurance

Dorman manufactures this manifold to match original fit and function for the listed vehicles. The cast iron construction and included heat shield support a service-ready replacement for Chevrolet and GMC exhaust manifold repair work.