Radium Primary Top Feed Conversion Fuel Rail - Mazda Cosmo JC (20B-REW)

Radium Primary Top Feed Conversion Fuel Rail - Mazda Cosmo JC (20B-REW)

Primary top feed conversion fuel rail for Mazda Cosmo JC 20B-REW triple-rotor engines. Engineered by Radium Engineering to convert from factory side feed injectors to top feed injectors, providing improved fuel distribution and plumbing flexibility for high-performance rotary applications.

Compatibility

• Mazda Cosmo JC (1990-1995)
• 20B-REW triple-rotor engines

Key Features

• ✓ Primary fuel rail for 20B-REW triple-rotor engines
• ✓ Converts from side feed to top feed injector configuration
• ✓ CNC-machined billet aluminum construction
• ✓ Multiple -6AN ORB ports for versatile fuel system plumbing
• ✓ Improved fuel distribution over OEM side feed rails
• ✓ Compatible with aftermarket top feed fuel injectors
• ✓ Direct bolt-on installation
• ✓ Compatible with E85 and all fuel types
• ✓ Professional-grade motorsport component
• ✓ Anodized finish for corrosion resistance

Technical Specifications

• Application: Mazda Cosmo JC 20B-REW (1990-1995)
• Part Number: 20-0464
• Construction: CNC-machined billet aluminum
• Port Size: -6AN ORB
• Fuel Compatibility: Gasoline, E85, and alternative fuels

Applications

Ideal for Mazda Cosmo JC 20B-REW triple-rotor builds requiring upgraded primary fuel rails and top feed injector conversion for high-output engines, track use, or motorsport applications. Perfect for builds requiring improved fuel distribution and flexible plumbing options.

Fast shipping available throughout Australia. Lead times may vary - contact us for current availability.