| Answer | Crossword Clue |
|---|---|
| TURBOS | Engines with oomph |
| HEADIER | With more oomph |
| VSIX | Motor with some oomph |
| MUD | Joe with some oomph |
| POWERED | Equipped with engines. |
| MOPEDS | Bicycles with engines |
| MOPEDS | Bikes with engines |
| MOTORBOATS | River vehicles with engines |
| GTOS | Classics with 389 engines |
| GTOS | Old cars with 389 engines |
| GTOS | Classic cars with 389 engines |
| SATURN | Rocket with 8 engines, in experiment for space travel. |
