Radium Rotary Engine Injector Seat (Single) - Mazda RX-7 FD/Cosmo JC (13B/20B) Universal Compatible with Radium fuel cell

Compatible with Radium fuel cell systems

Radium MPR (Multi-Port Regulator)

Tether assembly included to prevent cap loss during refuelling

Custom fuel system builds with chassis clearance constraints

Pre-tapped M4 threads — for Denso MAF sensor mount

Radium Rotary Engine Injector Seat (Single) - Mazda RX-7 FD/Cosmo JC (13B/20B) Universal Compatible with Radium fuel cellRadium Rotary Engine Injector Seat (Single) Mazda RX 7 FD3S Cosmo JC (13B 20B) Suits: Mazda RX 7 FD3S 13B REW Mazda Eunos Cosmo JC 13B RE Mazda Eunos Cosmo JC 20B REW The Radium Engineering Rotary Engine Injector Seat is the same machined aluminium seat used in Radium fuel rails for Mazda and Eunos Cosmo and RX 7 rotary engines. It converts the OEM 16mm injector seat counterbore to the more common 14mm lower O ring specification used by popular