Dorman 03128 Exhaust Manifold Bolt and Spring - Front

Exhaust Manifold Bolt and Spring Kit

Dorman 03128 is a direct replacement exhaust manifold bolt and spring kit for specific Chrysler, Dodge, and Plymouth applications. It is built to replace rusted or damaged exhaust fasteners and help maintain a sealed exhaust connection while still allowing movement between the exhaust pipe and muffler.

Use this kit when servicing front exhaust connections on vehicles such as the Dodge Neon, Chrysler Sebring, and Plymouth Breeze. The Dorman 03128 part number is also referenced under 031284 and 4301631 for the same application.

Key Features

• Direct replacement for worn exhaust manifold bolt and spring hardware
• Helps prevent exhaust leaks at the connection point
• Allows controlled movement between the exhaust pipe and muffler
• Standard replacement grade for specific-fit applications
• Metal spring construction for exhaust service use
• Includes shoulder bolt, conical spring, lever nut, and lock nut

Detailed Description

This exhaust manifold bolt and spring kit is designed for specific-fit Chrysler, Dodge, and Plymouth vehicles that use a spring-loaded exhaust connection. By replacing corroded or damaged hardware, it helps restore proper clamping force at the joint and supports the movement needed in the exhaust system during heat expansion and vibration. It is a practical service part for front exhaust repairs on models including the Dodge Caravan, Dodge Grand Caravan, Plymouth Voyager, and Chrysler Town & Country. Dorman 03128 is a straightforward OE-style replacement for technicians and DIY repairs focused on sealing the exhaust connection without restricting normal system movement.

What It Helps Solve

• Exhaust leaks at the manifold or pipe connection
• Broken, rusted, or seized exhaust bolts
• Loose exhaust joints caused by worn spring hardware
• Noise from an improperly sealed exhaust connection
• Service issues on front exhaust mounting points

Installation Notes and Tips

Verify the vehicle’s original fastener style and mounting location before installation. This part is listed for front and N/A positions depending on application, so match the vehicle-specific fitment exactly. Clean the mating surfaces and inspect the exhaust flange for damage before installing the new hardware. For fitment, this part covers applications such as Fits 1995-1999 Dodge Neon, front; Fits 1995-1999 Chrysler Sebring, front; and Fits 1984-1995 Dodge Caravan, front.

Quality Assurance

Dorman designs replacement hardware to match the original service function of the factory part. This kit is intended as a standard replacement for specific applications and is cross-referenced to 031284 and 4301631.