Dorman 674-571 Exhaust Manifold

Dorman 674-571 Exhaust Manifold for GM Compact Cars

Dorman 674-571 is a cast iron exhaust manifold engineered to match the fit and function of the original manifold on specified vehicles. It is built for direct replacement service on 1998-2002 Chevrolet Cavalier, 2002 Oldsmobile Alero, and 1998-2002 Pontiac Sunfire applications.

• Cast iron construction for exhaust durability
• Natural finish with round port shape
• Includes gasket and seal components for the repair
• Mounting hardware included for installation support
• Direct-fit replacement for specified GM applications

Fitment Details

• Fits 1998-2002 Chevrolet Cavalier, N/A
• Fits 2002 Oldsmobile Alero, N/A
• Fits 1998-2002 Pontiac Sunfire, N/A

Product Overview

This exhaust manifold is designed for drivers replacing a cracked, warped, or leaking manifold on a Chevrolet Cavalier, Pontiac Sunfire, or Oldsmobile Alero. Dorman 674-571 follows the original equipment layout for the listed vehicles and includes the gasket and downpipe-related hardware needed for a complete exhaust manifold repair. This part cross-references OE numbers 101292 and 24577258 for the same application.

Common Repair Issues

• Exhaust leak at the manifold-to-cylinder head sealing surface
• Broken or damaged manifold casting
• Noise from a leaking exhaust manifold
• Failed gasket or flange seal at the exhaust connection
• Corrosion-related replacement on high-mileage GM compact cars

Installation Notes

Verify engine and vehicle application before installation. Inspect the cylinder head surface, exhaust flange, and fasteners for damage or corrosion before assembly. Replace any worn sealing surfaces and follow factory torque specifications during installation. The round port design and included gasket components help support a proper seal when installed on the correct application.

Quality Assurance

Dorman manufactures this manifold to match original fit and function for the listed vehicles. The cast iron construction and application-specific design support a repair that aligns with OE-style service requirements for 1998-2002 Chevrolet Cavalier, 2002 Oldsmobile Alero, and 1998-2002 Pontiac Sunfire models.