Proflow 400 GPH fuel pumps are designed for high volume delivery for drag racing or other short duration competition. An externally adjustable bypass (15-20 PSI) allows pressure to be set at the pump. Also suits E85 and alcohol engines. Features: AN12 inlet and outlets 6 Vane pump AN8 bypass outlet 12-20 PSI at 12.5 Amp Fittings supplied
