Fuel Rail Top Feed Conversion for Mazda 13B Primary Radium Engineering

PORTS AND FITTINGS

The fuel rail has three ports that are tapped for 8AN ORB.

8AN ORB Adapter Fittings
8AN ORB Direct Mount Regulators
8AN ORB Fuel Pulse Dampers
Fuel Pressure Gauge Adapters 

The Radium Engineering high flow primary fuel rail is for the 13B-RE and 13B-REW rotary engine found in the 1990-1995 Mazda/Eunos Cosmo and 1992-2002 Mazda RX7 FD3S. The aluminum fuel rail is anodized black for compatibility with all popular fuel types including E85. Manufactured with a large internal bore, the fuel rail can support all necessary engine power requirements.

Instruction PDF