Extreme Flow EFI Regulator Designed for use with Belt or Hex Drive Fuel Pumps. Expanded 5-port body with one AN-10 inlet port plus four AN-08 outlet ports and one AN-10 return port. 0.500 High Flow Valve/Seat, able to handle 7-26 GPM Fuel Pump. Dual Springs expand operating pressure range while maintaining a low profile and reduced weight. Standard spring (installed) supports 30-75 PSI base fuel pressure. High pressure spring (included) supports 75-120 PSI base fuel pressure. Supports vacuum and boost reference on a 1:1 ratio with PSI. Installation Instructions Installation Instructions
