Dorman 674-5002 Exhaust Manifold
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Dorman

Dorman 674-5002 Exhaust Manifold

Brand Dorman 674-5002
Material Cast iron
Color Natural
Port Shape Round
Mounting Hardware Included Yes
Grade Type Regular
Gasket Or Seal Included Yes
Heat Shield Included No
Package Contents 1- 3 piece exhaust manifold; 6 manifold gaskets; 1 flange gasket;
Fits —

OE direct replacement. Precision-engineered to match original fit and function.

Cast iron construction. Durable material built for exhaust heat and long service.

Complete repair kit. Includes necessary gaskets and downpipe hardware.

Cross-references 1501914 for the same application. See all 1.

$716.91Free shipping
In stock · usually ships same day before 1pm CST
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Order total $716.91
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Free returns within 60 days if it doesn't fit when fitment is verified.
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Dorman 674-5002 Exhaust Manifold

Dorman 674-5002 is a cast iron exhaust manifold engineered to match the fit and function of the original manifold on specified vehicles. It includes the gaskets and downpipe hardware needed for a complete exhaust manifold repair, making it a practical choice for restoring proper exhaust sealing and flow.

Key Features

  • Cast iron construction for durability in high-heat exhaust service
  • Natural finish with a round port shape
  • Includes gaskets and downpipe hardware for the repair
  • Precision-engineered to match original fit and function
  • Direct replacement for select applications, including Chevrolet and GMC models

Detailed Description

This exhaust manifold is built for drivers servicing a leaking, cracked, or warped manifold on select Chevrolet and GMC applications. Dorman 674-5002 is designed as an OE-style replacement that follows the original manifold layout, helping maintain proper exhaust routing and sealing at the cylinder head and downpipe connection. This part cross-references 1501914 for the same application.

For buyers searching for a Chevrolet or GMC exhaust manifold replacement, Dorman 674-5002 offers a straightforward repair path with the necessary sealing components included. The cast iron body supports long-term exhaust heat exposure, while the round port design and regular-grade construction align with common factory-style exhaust configurations.

Common Repair Uses

  • Exhaust leaks at the manifold or flange
  • Cracked or warped manifold housing
  • Broken or deteriorated manifold gaskets
  • Noise from escaping exhaust gases near the engine
  • Loss of exhaust sealing at the downpipe connection

Installation Notes and Tips

Verify the manifold shape, port style, and mounting points against the original part before installation. Clean the cylinder head and flange mating surfaces thoroughly, and inspect the exhaust studs, fasteners, and downpipe connection for wear or damage. Use the included gaskets and hardware as part of a complete exhaust manifold service on the correct Chevrolet or GMC application.

Quality Assurance

Dorman manufactures this manifold to match original fit and function on specified vehicles. The part number is 674-5002.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1501914