Aeromotive Inc. is a true high performance aftermarket manufacturer specializing in fuel delivery and fuel delivery components. Utilizing aerospace tolerances and procedures, three generations of track experience, and a meticulous approach to engineering, Aeromotive Fuel Systems has become the absolute pinnacle of performance fuel delivery. P/N 13205 SS-Series 3/8" NPT 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 as a dedicated nitrous regulator. Adjustable from 5-10 PSI. P/N 13205 provides 3/8" NPT inlet/outlet ports. Dedicated 1/8' NPT gauge port. Regulator re-seats when the needle and seat closes, preventing pressure creep. Mounting bracket included. Not rated for alcohol fuels, ethanol or methanol. Fitting only kits available: P/N 15204 : 3x 3/8" NPT to AN-06 port fittings. P/N 15205 : 3x 3/8" NPT to AN-08 port fittings.