• Soft-seat Design: Eliminate pressure creep for precise control and consistent E.T.s, favored by world-class 'Super' class racers! • Adjustable Pressure: Easily set from 5 - 15 PSI to meet your specific needs. • Fuel Compatibility: Works with both gasoline and alcohol. Part Number 13203: This is the only four - port regulator on the market with a soft - seat design. It ensures precise pressure control at idle and on throttle stops. It's a must - have for racers seeking consistent performance. Standard static flow design means no return line is required. It features (4) ORB - 06 outlet ports, 1/8' NPT gauge port, and (2) ORB - 10 inlet ports for flexible plumbing. View Installation Instructions.

The Aeromotive A4 Carbureted Regulator - 4 - Port is perfect for racing enthusiasts, especially those competing in the 'Super' class. Whether you're on the track or doing some high - performance tuning, this regulator will ensure your engine gets the right fuel pressure. It can be adjusted from 5 to 15 PSI, making it suitable for different setups. It works well with both gasoline and alcohol, so you have flexibility in your fuel choice. With its unique soft - seat design, it provides reliable pressure control, helping you achieve more consistent race times.