Description
Supercharger base gasket to manifold. Made in the USA by JB Performance. Fits Holley/B&M/Weiand/Mercruiser 256. Will not swell with different fuel types. It also works very well with insulating against the heat soak from the supercharger.

Rotor pack rebuild kit fits M, MP, V, and TVS series
Mercury Marine, B&M, Holley, Weiand Rotor or pulley bolt 