| Answer | Crossword Clue |
|---|---|
| FLYWHEELS | Parts of some engines |
| INNARDS | Interior parts of engines |
| IHEADS | Features of some engines |
| TENCYLINDERS | Contents of some engines |
| FOURCYLINDERS | Components of some auto engines |
| desmodromic | denoting a system, used in some motorcycle and racing car engines, that employs eg cams, rockers, etc to ensure that the opening and closing of valves, when the vehicle is at high speed, is fully controlled |
