This Seals-it product originated in conjunction with Robert Yates Racing, and after months of research and design changes, and a year of actual racing, Seals-it introduced a fuel pump seal for Ford and GM applications. Fuel-pump-image Centrifugal force throws the hot oil into the fuel pump housing, causing oil leaks and transfer of more heat to the fuel Designed to keep hot engine oil in the engine and out of the fuel pump. Our insulating gasket and sleeved insulated bolts, cut down on the engine heat transferred to the pump to reduce fuel temperature.