RBS stocks a full line of replacement seals for all make of superchargers. These seals are ground on the O.D. to insure an exact fit and are made with a double teflon lip to insure longevity and years of life on your supercharger.
These seals are designed to fit the large SSI rotor shaft size and should be used in high boost applications. Seals are sold individually. Seal measures 2.005" O.D., .255" thick and are for a 1.50" dia. shaft.