Mr Gasket 5901 Header Gaskets Small Block Chevy - 1.45 x 1.55 Square Port Pair flowtech-exhaust-and-headers Meets NHRA/IHRA Saftey Standards

Meets NHRA/IHRA Saftey Standards

Includes Micro-switches

5 inch converter mounting locations

9 V8 1968 - 1976 For

Mr Gasket 5901 Header Gaskets Small Block Chevy - 1.45 x 1.55 Square Port Pair flowtech-exhaust-and-headers Meets NHRA/IHRA Saftey StandardsOverview: Manufactured from high temperature steel core graphite faced exhaust material. Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head. Conforms to and seals minor surface irregularities. High recovery material allows header or manifold flange to stay sealed if flange loses clamp