Dorman - HELP Exhaust Manifold Bolt and Spring 3/8-16X1-3/4 In. with Direct Replacement for 1971-1990 General Motors 03137

Exhaust Manifold Bolt and Spring 3/8-16X1-3/4 In. for 1971-1990 General Motors direct replacement of rusted or damaged bolts and springs.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Direct replacement kit for exhaust manifold bolts and springs
• 3/8-16X1-3/4 In. size
• Designed for General Motors 1971‑1990 models
• Includes bolt, spring, and mounting hardware
• Quality tested for long service life

Benefits

• Saves time by providing a ready-to-install kit
• Prevents exhaust leaks and improves engine performance
• Allows movement between exhaust pipe and muffler
• Reduces risk of repeat repairs
• Enhances vehicle reliability

Application

Ideal for mechanics, DIY enthusiasts, or fleet operators needing to replace worn manifold bolts quickly.

Fitment Notes

• 1971‑1990 General Motors

Why Choose Dorman - HELP?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct‑fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 1 Kit

Item Dimensions

• 1.3in x 1.8in x 5.5in, 0.2lbs