The Radium Engineering high flow secondary fuel rail is for the 13B-RE rotary engine originally found in the 1990-1995 Mazda/Eunos Cosmo. 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. Like the stock fuel rail, the rail features 11mm injector bores permitting the use of OEM fuel injectors.

This Part Fits:

Year	Make	Model	Submodel
1993-1995	Mazda	RX-7	Base
1993	Mazda	RX-7	R1
1994-1995	Mazda	RX-7	R2
1993-1995	Mazda	RX-7	Touring