Fuel Injection Corporation specializes in the remanufacturing of Fuel Injection components and Accessories for the automotive aftermarket. This kit contains 1 large injector seal (16472-P10-A01), 1 small injector o-ring (91301-PM7-003), and 1 flanged injector cushion ring (16473-P10-A01); enough for one fuel injector. Order additional injector seals separately as needed.