Quick Fuel 30-7023QFT 5000 4-Port Fuel Pressure Regulator Carbureted Adjustable. This regulator is machined from aircraft grade billet aluminum and anodized for added durability and reliable performance. Hard-coat anodized billet housing. Supports engines over 650 HP. #8 AN inlet and 4 x #8 AN outlet ports. Adjustable from 5-8 PSI. Fluorocarbon diaphragms and Viton® O-rings. […]