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Dorman 674-239 Exhaust Manifold - Right
| Brand | Dorman 674-239 |
|---|---|
| Position | Right |
| Material | Cast iron |
| Color | Natural |
| Port Shape | Square |
| Mounting Hardware Included | Yes |
| Grade Type | Regular |
| Gasket Or Seal Included | Yes |
| Heat Shield Included | Yes |
| Package Contents | Exhaust manifold; 1 manifold gasket; 1 flange gasket; 3 studs; 3 |
| Fits | — |
OE FIX replacement. High-grade ductile iron handles heat and stress for greater durability.
Cast iron construction. Built for dependable exhaust flow and long service life.
Hardware included. Comes with gaskets, studs, nuts, springs, and a heat shield.
Cross-references ATP 101075 and 12551387 for the same application. See all 2.
Dorman 674-239 Exhaust Manifold
The Dorman 674-239 exhaust manifold is a direct replacement for applications that need a stronger OE-style solution for cracked or warped factory manifolds. Built from cast iron with a natural finish, it is engineered to better manage exhaust heat and stress than lower-grade original parts.
Compatible With exhaust manifold replacement needs on select vehicles, this Dorman exhaust manifold includes the gasket, flange gasket, heat shield, and mounting hardware specified in the product data for a complete repair setup.
Key Features
- OE FIX replacement for exhaust manifold failure concerns
- Cast iron construction for durability in high-heat exhaust service
- Square port shape for application-specific fitment
- Natural finish for a service-part appearance
- Includes gasket, flange gasket, heat shield, and mounting hardware as listed
- Cross-references ATP 101075 for the same application
Detailed Description
Dorman 674-239 is built as an OE FIX replacement for vehicles where the original exhaust manifold can warp or crack from heat cycling and material fatigue. The cast iron design is intended to provide improved resistance to exhaust-system stress, while the included heat shield helps manage underhood temperatures. This part number is a practical choice for drivers searching for an exhaust manifold replacement for Dorman 674-239, especially when the original manifold has developed leaks or distortion.
For buyers researching exhaust manifold replacement for Chevrolet and GMC applications, this part number is commonly referenced as Dorman 674-239. It is also listed under interchange number 12551387 for cross-reference purposes.
What It Helps Fix
- Exhaust leaks caused by a cracked manifold
- Warped manifold sealing surfaces
- Ticking or puffing noises from the exhaust side of the engine
- Loss of exhaust sealing at the cylinder head
- Heat-related deterioration around the manifold area
Installation Notes and Tips
Inspect the cylinder-head sealing surface, studs, and fasteners before installation. Replace damaged hardware and clean all mating surfaces so the manifold, gaskets, and flange seal correctly. Verify port shape and application details against the vehicle before installation. This part is listed with mounting hardware, gasket, flange gasket, and heat shield in the package contents.
Quality Assurance
Dorman positions this OE FIX manifold as an upgraded replacement for original manifolds that fail from lower-grade iron construction. The cast iron build and included sealing components support a repair focused on restoring exhaust sealing and durability.
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