HomeExhaust > Exhaust ManifoldsDorman 674-502 Exhaust Manifold - Left
Part #: 674-502

Dorman 674-502 Exhaust Manifold - Left

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⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Corvette
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Overview of Dorman 674-502 Exhaust Manifold for Chevrolet Corvette

The Dorman 674-502 exhaust manifold is designed specifically for Chevrolet Corvette models, providing a reliable replacement part made from durable cast iron. This exhaust manifold features a natural color finish and a square port shape to ensure proper fit and function.

  • Constructed from cast iron for strength and durability
  • Natural color finish matching OEM appearance
  • Square port shape for precise exhaust flow
  • Includes exhaust manifold gasket and flange gasket for proper sealing
  • Mounting hardware included for straightforward installation
  • Grade type: Regular, suitable for standard performance requirements

Detailed Product Description

The Dorman 674-502 exhaust manifold is engineered to meet the specifications required by Chevrolet Corvette vehicles. Its cast iron construction offers resistance to heat and corrosion, which is essential for managing exhaust gases efficiently. The square port design aligns with the engine’s exhaust ports to optimize gas flow and reduce backpressure. This part comes with both an exhaust manifold gasket and a flange gasket to ensure a secure, leak-free connection. The included mounting hardware simplifies the installation process, making it easier to replace worn or damaged manifolds.

Common Applications and Problem Solving

  • Replacement for cracked or warped exhaust manifolds on Chevrolet Corvette
  • Eliminates exhaust leaks caused by damaged gaskets or manifold surfaces
  • Restores proper exhaust flow to improve engine performance and efficiency
  • Addresses noise issues related to manifold leaks or damage
  • Prevents exhaust fumes from entering the cabin due to manifold failure

Installation Notes and Tips

When installing the Dorman 674-502 exhaust manifold on a Chevrolet Corvette, ensure all old gasket material is thoroughly cleaned from the mounting surfaces. Use the included gaskets and mounting hardware to achieve a proper seal and secure fit. Torque all bolts to manufacturer specifications to avoid leaks or damage. It is recommended to inspect related exhaust components during installation for any signs of wear or damage.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 674-502 exhaust manifold undergoes quality checks to ensure proper fit and function. Warranty coverage details can be obtained from the product documentation or manufacturer directly.

BrandDorman
Part Number674-502
MaterialCast iron
ColorNatural
Port ShapeSquare
Mounting Hardware IncludedYes
Grade TypeRegular
Gasket Or Seal IncludedYes
Heat Shield IncludedNo
Package ContentsExhaust manifold; 1 manifold gasket; 1 flange gasket ; 6 studs; 3

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
1963ChevroletCorvetteLeft
1962ChevroletCorvetteLeft
1961ChevroletCorvetteLeft
1960ChevroletCorvetteLeft
1959ChevroletCorvetteLeft
1958ChevroletCorvetteLeft
1957ChevroletCorvetteLeft

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

3749965

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.