• Transform Your Engine: The A1000 Bypass Regulator is a game - changer for carbureted applications with A1000 or Eliminator Fuel Pumps! • Adjustable Pressure: Enjoy adjustable base fuel pressure from 3 - 15 PSI, perfect for diverse engine needs. • Dynamic Delivery: Its bypass design offers an ultimate, dynamic fuel delivery system. Part Number 13224: A1000, 4 - Port Carbureted Bypass Regulator. These regulators work great with naturally aspirated or 'blow - through' supercharged engines. With (1) ORB - 10 inlet port, (1) ORB - 08 return port, (4) ORB - 06 outlet ports and 1/8' NPT gauge port. Fuel pressure rises on a 1:1 ratio when referencing boost. Ideal for converting from fuel injection to carburetion using the stock, in - tank pump. EFI conversions need a larger - than - stock return line. Note: Requires AN - 08 return line with A1000 Fuel Pump. For Eliminator applications use Part Number 15641 to adapt AN - 10 return line to the ORB - 08 return port on regulator. Download Installation Instructions.

This Aeromotive A1000 4 - Port Carbureted Bypass Regulator is designed for carbureted engines paired with A1000 or Eliminator Fuel Pumps. It's great for car enthusiasts looking to upgrade their engine's performance, whether you have a naturally aspirated or supercharged engine. You can adjust the base fuel pressure from 3 to 15 PSI, which gives you flexibility for different driving conditions. It also has a bypass design that ensures a great fuel delivery system. If you're converting from fuel injection to carburetion, this regulator can work with your stock in - tank pump. Just remember, for EFI conversions, you'll need a larger return line.