| Engine | Displacement | Power output (max.) |
| Straight-4 | ||
| 2H0 | 1.8 L (109.6 cu.in.) | 138 HP |
| V8 | ||
| LR4 Vortec 4800 | 4.8 L (293.0 cu.in.) | 255-285 HP |
| LY2 Vortec 4800 | 4.8 L (293.0 cu.in.) | 260-295 HP |
| LM7 Vortec 5300 | 5.3 L (325.0 cu.in.) | 270-295 HP |
| L59 Vortec 5300 | 5.3 L (325.0 cu.in.) | 285-295 HP |
| LM4 Vortec 5300 | 5.3 L (325.0 cu.in.) | 290-300 HP |
| L33 Vortec 5300 HO | 5.3 L (325.0 cu.in.) | 310 HP |
