| Engine | Displacement | Power output (max.) |
| Two cylinders | ||
| S107 | 1,070 cc (65.3 cu.in.) | 20.0 HP |
| S126 | 1,263 cc (77.1 cu.in.) | 23.0 HP |
| P126 | 1,263 cc (77.1 cu.in.) | 25.0 HP |
| S148 | 1,477 cc (90.13 cu.in.) | 28.0 HP |
| Three cylinders | ||
| CS112 | 1,126 cc (68.71 cu.in.) | 21.0 HP |
