Radium 20-1623-00 DMR-RA Fuel Pressure Regulator for 8AN ORB Fuel Rails

Vehicle Fitment

• Universal fitment for vehicles with 8AN ORB fuel rails

Features

• Compact, high-performance adjustable EFI fuel pressure regulator
• Tool-less pressure adjustment with incremental detents for precise tuning
• 360-degree swiveling vacuum reference port with double O-ring seal
• Compatible with gasoline, methanol, ethanol, and E85 fuels
• Includes multiple vacuum port fittings for various configurations
• Two 1/8" NPT ports for pressure gauge or sensor installation
• Minimum pressure: 18.5 psi (1.3 bar)
• Designed for direct mounting to 8AN ORB fuel rails; remote mounting optional

Specifications

• Part Number: 20-1623-00
• Inlet Port: 6AN ORB (with included 8AN ORB adapter)
• Return Port: 6AN ORB
• Material: Black anodized aluminum
• Fuel Compatibility: Gasoline, methanol, ethanol, E85
• Adjustment Range: 18.5 psi and above
• Mounting Options: Direct to fuel rail or remote (with optional adapter)

Included Components

• 1x Main rotating assembly
• 1x 5mm barbed vacuum fitting
• 1x Vacuum plug fitting (for returnless systems)
• 1x 1/4" push-to-connect vacuum fitting
• 1x 3AN male vacuum fitting
• 1x 6AN male swivel fitting (for return line)
• 1x Swiveling inlet fitting (for 8AN ORB fuel rail)
• 2x PTFE-impregnated 1/8" NPT plugs

Product Description

The Radium Engineering 20-1623-00 Direct Mount Regulator-Rotating Assembly (DMR-RA) is a compact, high-performance adjustable EFI fuel pressure regulator. Designed for direct mounting to fuel rails with an 8AN ORB port, it offers a versatile solution for fuel pressure management in high-performance applications.

Featuring a unique tool-less pressure adjustment mechanism with incremental detents, the DMR-RA allows for precise fuel pressure tuning without the need for tools. Its 360-degree swiveling vacuum reference port, sealed with dual O-rings, provides flexibility in installation and ensures a secure, leak-free connection.

Compatible with a wide range of fuels, including gasoline, methanol, ethanol, and E85, this regulator is suitable for various performance setups. The included assortment of vacuum port fittings and the ability to mount remotely (with optional adapter) make it adaptable to different engine configurations and space constraints.

With its robust construction, versatile mounting options, and precise adjustability, the Radium DMR-RA is an excellent choice for enthusiasts and professionals seeking reliable fuel pressure regulation in their high-performance vehicles.