P/N 13201 SS-Series ORB-06 Carb Regulator. Dead-Head Regulator for up to 750 FWHP on gas. Specifically designed for carbureted street or racing engines on gasoline, the SS-Series adjustable regulator offers higher flow, quicker response and less pressure creep than competing two-port designs. Popular in circle track applications up to and including NASCAR® level horsepower and […]