cylindrical fuel pump kit for competition use (with red top), delivering fuel at rate of up to 35 gallons per hour at a pressure of 6.0 to 7.25 psi (pounds per square inch) which can only be fitted to negative earth systems. can be fitted anywhere into the fuel line, and will prime a dry fuel system to a height of 600mm. size 135mm x 50mm. thread 1/4" NPTF. kit comprises pump, 2 unions and 2 mounting rubbers.