Description
Supercharger gasket carburetor adapter To intake side of blower for Holley/B&M/Weiand 250/256. Also fits 6-71, 8-71 Dual 4V Or Single 4V. Made by JB Performance. This is a thick aramid rubber fiber gasket. This gasket will fit between your carb adapter and the supercharger. Will not swell with different fuel types. It also works very well with insulating the carburetor(s) against the heat soak from the supercharger.
Fits Holley, Weiand, B&M Superchargers, plus many more that use the same bolt patterns.

8 bolt Carb/Lid gasket
Mercury Marine, B&M, Holley, Weiand Rotor or pulley bolt
142/144 base gasket
Front Rotor Seals
Head unit rebuild kit B&M Weiand Holley G1
Rear rotor needle bearings
Rear rotor plate G1 and G2 Built
B&M, Holley, Weiand Front Gear Cover G3- Polished 