Dorman 03143 Exhaust Bolt and Spring - Front

Durable Exhaust Bolt and Spring for Chrysler, Dodge, and Plymouth

The Dorman 03143 exhaust bolt and spring kit provides a reliable replacement solution for various Chrysler, Dodge, and Plymouth models. Designed with precision metal components, this kit ensures secure exhaust system connections and helps maintain proper exhaust function.

• Constructed from durable metal for long-lasting performance
• Includes 1 shoulder bolt, 1 jam nut, 1 spring, and 1 hex nut
• Fine thread type with 8 mm thread diameter for secure fastening
• Spring ends with inside diameters of 13 mm and 21.3 mm
• Bolt length of 76 mm and spring length of 41 mm
• Black finish for corrosion resistance and a clean appearance
• Standard replacement grade for reliable exhaust hardware maintenance

Technical Details and Specifications

The Dorman 03143 exhaust bolt and spring kit features a fine thread type with an 8 mm diameter, providing a precise fit for exhaust components on compatible vehicles. The shoulder bolt measures 76 mm in length, paired with a spring that has inside diameters of 13 mm and 21.3 mm at each end, and a total spring length of 41 mm. The black finish offers added protection against rust and wear, making it suitable for exhaust systems exposed to high temperatures and harsh conditions. This kit includes all necessary hardware: a shoulder bolt, jam nut, spring, and hex nut, facilitating a straightforward replacement process.

Compatible Vehicles and Applications

This exhaust bolt and spring kit is compatible with a range of Chrysler, Dodge, and Plymouth models, including but not limited to the Chrysler Town & Country, Dodge Caravan, Dodge Charger, Plymouth Sundance, and Plymouth Voyager. It is designed to replace worn or damaged exhaust fasteners, ensuring proper exhaust system alignment and reducing the risk of leaks or rattling noises.

• Secures exhaust manifold and pipe connections
• Prevents exhaust leaks caused by loose or broken fasteners
• Reduces exhaust system vibration and noise
• Maintains proper exhaust alignment for optimal performance
• Replaces corroded or damaged exhaust hardware

Installation Notes and Tips

When installing the Dorman 03143 exhaust bolt and spring kit, ensure the exhaust components are properly aligned before tightening. Use appropriate tools to avoid damaging the fine threads on the 8 mm diameter bolt. It is recommended to inspect surrounding exhaust hardware for wear and replace as necessary to maintain system integrity. Applying anti-seize compound on threads can help prevent future corrosion and ease removal.

Quality Assurance and Warranty

Dorman provides this exhaust bolt and spring kit as a standard replacement part, manufactured to meet OEM specifications for fit and function. The metal construction and black finish contribute to durability under typical exhaust system conditions. While specific warranty details may vary, Dorman parts generally come with a limited warranty against defects in material and workmanship, supporting reliable performance for Chrysler, Dodge, and Plymouth vehicles.