Waterman Super Sprint 350 Fuel Pump - Hex Driven - 0.350 Gear Set -10 AN Male Inlet - 8 AN Male Outlet - 6 AN Male Bypass Black - Alcohol/Gas H761001M and a faceshield lock button

and a faceshield lock button

Outside dimensions range from 1/2" to 1"

Plus you get an adjustable mechanical advance which can be easily tailored to any engine by changing the stop bushing and advance springs

Radio Jumper: CJ-HX370

Untreated aluminum makes it easy to drill opening and weld any size fitting of your choice

Waterman Super Sprint 350 Fuel Pump - Hex Driven - 0.350 Gear Set -10 AN Male Inlet - 8 AN Male Outlet - 6 AN Male Bypass Black - Alcohol/Gas H761001M and a faceshield lock buttonProduct Description: Fuel Pump 350 Sprint Hex Driven 0. 350 Gear Set In Line Reverse Rotation 8 AN Female Inlet 8 AN Female Outlet 6 AN Female Accessory Outlets Aluminum Black Anodized Gas Methanol E85 Sold Individually Waterman produces hex driven fuel pumps for racing applications, as well as a full range of related fuel system components like check valves and in line filters. Waterman has earned a strong reputation in all forms of circle track