Ultra-Seal Header Gaskets Fits 1955-1991 Chevrolet 262-400 Gen I Small Block Oval Ports, 1.50 Inch x 1.82 Inch Mr Gasket Electrical & Ignitions - Switches & Relays & Sensors Shock is adjustable from 70psi

Shock is adjustable from 70psi to 200psi

1994-2008 Mazda B3000 (Rear Axle)

and features ball-bearing slides for easy use

Positive locking connectors provide secure connection

2009 Ford F-150 Fleetside 78

Ultra-Seal Header Gaskets Fits 1955-1991 Chevrolet 262-400 Gen I Small Block Oval Ports, 1.50 Inch x 1.82 Inch Mr Gasket Electrical & Ignitions - Switches & Relays & Sensors Shock is adjustable from 70psiManufactured 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 load. Can be