Maximum output was 190 PS (140 kW) in the R30, and 185 PS (136 kW) in the S12.
The FJ20ET was installed in the DR30 Skyline RS/RS-X/RS-X Turbo C and S12 Gazelle/Silvia RS-X; Turbo C versions of the DR30 were intercooled, as well as some S12 RS-X trim cars.