Exclusive METAL Shaft Accelerator Pump assembly MADE IN THE USA and Only available by Allstate Carburetor .120 Needle and Seat Instruction sheet with exploded view diagram. All necessary gaskets MADE IN THE USA. This is a genuine kit ONLY available from Allstate Carburetor. Anyone else claiming to sell or distribute a kit saying it is by Allstate is misleading. IF it doesn't come in our box it is NOT GENUINE. This complete rebuilt kit will service all Edelbrock Performer Series Carburetors. Better than the Edelbrock 1477. It will also service Carter Competition Series Carburetors. The most complete rebuild kit with updated new components along with a METAL shaft accelerator pump to replace the old Plastic one. The Kit also comes with the pump return spring.