S12 Engine Variations:
| Code Name | # of Cyls | Displacement | Bore | Stroke | Head design | Induction | Horsepower | Torque |
| CA18S | 4 | 1809cc | 83 | 83.6 | SOHC | Carb | 98hp@5600rpm | 110ftlb@2800rpm |
| CA18E | 4 | 1809cc | 83 | 83.6 | SOHC | FI | 90hp@6000rpm | 98ftlb@4000rpm |
| CA20E | 4 | 1974cc | 84.5 | 88 | SOHC | FI | 102hp@5200rpm | 116ftlb@3200rpm |
| CA18ET | 4 | 1809cc | 83 | 83.6 | SOHC | FI Turbo | 120hp@5200rpm | 134ftlb@3200rpm |
| CA18DET | 4 | 1809cc | 83 | 83.6 | DOHC | FI Turbo | 145hp@6400rpm | 156ftlb@4000rpm |
| VG30E | 6 | 2960cc | 87 | 83 | SOHC | FI | 160hp@5200rpm ('87) 165hp@5200rpm ('88) | 174ftlb@4000rpm |
| FJ20E | 4 | 1990cc | 89 | 80 | DOHC | FI | 148hp@6400rpm | 136ftlb@4800rpm |
| FJ20ET | 4 | 1990cc | 89 | 80 | DOHC | FI Turbo | 188hp@6500rpm | 173ftlb@4800rpm |
USA:
200SX XE, 1984 - 1988, CA20E
200SX Turbo, 1984 - 1986, CA18ET
200SX SE, 1987 - 1988, VG30E
Canada:
200SX XE, 1984 - 1988, CA20E
200SX Turbo, 1984 - 1988, CA18ET
Europe:
Silvia 1984-1988, FJ20E
Silvia Turbo 1984-1988 CA18ET 135hp (Finland/Poland/some others)
Silvia Turbo ZX 1984-1988 CA18ET 135hp (United Kingdom)
Silvia Turbo 1984-1988 CA18ET 122hp (Germany/maybe some others)
180 ZX 1988 CA18ET 122hp (Sweden)
Japan:
Silvia RS, 1984 - 1988, FJ20E
Silvia RS-X, 1984 - 1987, FJ20ET
Silvia RS-X, 1987 - 1988, CA18DET
Australia:
Silvia, 1984 - 1988, CA20E
Gazelle, 1984 - 1988, FJ20E
Drivetrain Variations:
| Code Name | Style | Years | Engines | Ring Gear Size | Limited Slip | Ratio |
| H190 | Solid Axle | 1984 | CA20E | 7.5" | No | 4.11:1 |
| R180 | Independant | 1985 - 1988 | CA20E | 7.0" | No | 4.11:1 |
| R200 | Independant | 1984 - 1988 | CA18ET CA18DET VG30E FJ20E FJ20ET | 8.0" | No (Most) Yes (Some FJ20ET models) | 4.11:1 (Most) 3.90:1 (VG30E models) |