This exhaust manifold bolt and spring kit provides a time-saving solution. Designed for direct replacement of rusted or damaged exhaust bolts and springs, it prevents exhaust leaks while allowing movement between the exhaust pipe and muffler.

Manifold Bolt and Spring Kit 3/8-16x1-3/4 in. 03137 Features:

• Fits select 1975-1989 Buick, 1976-1990 Cadillac, 1976-1990 Chevrolet, 1973-1984 GMC, 1975-1990 Oldsmobile, 1971-1989 Pontiac applications
• Ideal replacement — the manifold bolt and spring match the fit and function of the original equipment hardware, including bolt diameter, thread pitch and head type
• Complete installation — this kit includes hardware required for securely attaching the manifold to the exhaust system
• Trustworthy construction — the kit's bolt and spring are made of hardened steel for durable, long-lasting service life
• Quality tested — kit components have undergone extensive testing to ensure proper function and long service life