12a turbo setup. Had some questions so here you go! 12A out of a Cosmo, mild port EFI Garrett to4e turbo. Series 5 gearbox and hilux diff. 270rwhp : r/RX7
12a turbo engine and 5 speed transmission from mazda hb cosmo Engine recieved mild port Race bearings in both rotors and stationary gears Power seals... | By Mr Enforcer Engineering | Facebook
Pin by André Kochenborger on Engines | Mazda rx7, Rx7, Mazda