Sold As A Kit (x1) 50cc Silver Accelerator Pump Cover, (x1) 50cc Accelerator Pump Diaphram, (x1) 50cc Pump Spring & (x4) Mounting Screws. 50cc Accelerator Pump Diaphram Part # 135-7. Diaphram is Made From High Quality Buna Rubber to Use with Gasoline or Gas Racing Fuels.
