FC3S 13B-T Rail Set S4 Series 4 & 5 Engine Parts Inconel when heated produces a

Inconel when heated produces a natural oxide barrier that heat wrap

increasing flow and horsepower

Designed and engineered in the USA and offer a weight reduction of up to 60%

and FD3S throttle body( not supplied)

block off plate gaskets

FC3S 13B-T Rail Set S4 Series 4 & 5 Engine Parts Inconel when heated produces a13B T FC3S Primary and Secondary Fuel Rail The diffusers must be removed. Includes Lower O Ring Inserts Black Color Only 48mm Primary Fitment Only Fitment: 86 91 Mazda RX7 (S4 and S5 13B T) 1 2 Bore Suited for high horsepower needs O ringed end fittings No more Teflon tape worn threads! Centering Spacers Ensuring injectors are centered for no air fuel leaks Stainless Hardware High strength corrosion resistant 13B Ts require different lengths