| Motor | Desplazamiento | Potencia | Torque | Compresión | Vehículo |
| 10A | 982cc | 100hp @ 7000rpm | 92lb-ft @ 4000rpm | 9.4:1 | '69-'72 R-100 |
| 12A | 1,146cc | 102hp @ 6800rpm | 98lb-ft @ 4000rpm | 9.4:1 | '70-'74 R-100/RX-2/RX-3/RX-4 |
| 12A | 1,146cc | 100hp @ 6000rpm | 105lb-ft @ 4000rpm | 9.4:1 | '79-'83 RX-7 |
| 12A | 1,146cc | 101hp @ 6000rpm | 107lb-ft @ 4000rpm | 9.4:1 | '84-'85 RX-7 |
| 13B | 1,308cc | 135hp @ 6000rpm | 133lb-ft @ 2750rpm | 9.4:1 | '84-'85 RX-7 GSL-SE |
| 13B | 1,308cc | 146hp @ 6500rpm | 138lb-ft @ 3500rpm | 9.4:1 | '86-'88 RX-7 |
| 13B | 1,308cc | 160hp @ 7000rpm | 140lb-ft @ 4000rpm | 9.7:1 | '89-'92 RX-7 |
| 13BT | 1,308cc | 182hp @ 6500rpm | 183lb-ft @ 3500rpm | 8.5:1 | '86-'88 RX-7 Turbo II |
| 13BT | 1,308cc | 200hp @ 6500rpm | 196lb-ft @ 3500rpm | 9.1:1 | '89-'92 RX-7 Turbo II |
| 13B-REW | 1,308cc | 255hp @ 6500rpm | 217lb-ft @ 6500rpm | 9.0:1 | '93-'96 RX-7 Twin Turbo |
| 13B-REW | 1,308cc | 265hp @ 6500rpm | 222lb-ft @ 5000rpm | 9.0:1 | '96-'98 RX-7 Twin Turbo JDM |
| 13B-REW | 1,308cc | 276hp @ 6500rpm | 231lb-ft @ 5000rpm | 9.0:1 | '99 RX-7 Twin Turbo JDM |
JDM significa Japanese Domestic Market, o séa, sólo disponible en Japón.