| 100% | IGNITER | 7 | Device used to start a fuel mixture in an engine |
| 51% | FILTER | 6 | Device used to clean air or fuel in a car |
| 44% | PESTLE | 6 | Device used to crush herbs in a mortar |
| 44% | SCALE | 5 | Device used to weigh food in a deli |
| 43% | CHOKE | 5 | Device in a car engine enriching the fuel-air mixture by restricting the amount of air entering the carburettor |
| 43% | HOOK | 4 | Device used to hang an ornament from a Christmas tree |
| 42% | CHOKE | 5 | Device in a car engine that enriches the fuel-air mixture by restricting the amount of air entering the carburettor |
| 42% | CRT | 3 | Device used in an A.T.M. |
| 40% | RADIATOR | 8 | Item used to cool the engine in a car |
| 39% | CHARGE | 6 | To plug in a device for later portable use |
| 38% | FLINT | 5 | Rock used to start a fire |
| 37% | CLUTCH | 6 | Device in a car that transmits the drive from the engine to the gearbox |
| 37% | TINDER | 6 | Combustible fine material used to start a fire |
| 37% | PACEMAKER | 9 | Device used to treat an arrhythmia |
| 37% | CANOPENER | 9 | Device used to open a tin |
| 37% | CAMERA | 6 | Device used to take a selfie |
| 37% | STOPWATCH | 9 | Device used to judge a race |
| 37% | STOPWATCH | 9 | Device used to time a runner |
| 37% | TELEGRAPH | 9 | Device used to send a telegram |
| 37% | BRAKES | 6 | Devices used to stop a car |
| 36% | KINDLING | 8 | Small pieces of wood used to start a fire |
| 36% | KINDLING | 8 | Small twigs that are used to start a campfire |
| 36% | ROLEREVERSAL | 12 | Plot device used in "Freaky Friday" ... or a hint to the interior of 20-, 26- or 42-Across |
| 36% | MATTE | 5 | Mask used to blank out part of an image in a film so that another can be superimposed |
| 36% | EPIPEN | 6 | Device used to treat an allergic reaction |
| 36% | GOMJABBAR | 9 | Device used to test humanity in Dune |
| 36% | GAMBIT | 6 | A move in chess used to gain an early advantage |
| 36% | FLINT | 5 | Stone that's used to start a fire on "Survivor" |
| 36% | TINDER | 6 | Tiny bits of dry materials used to start a fire |
| 36% | KEY | 3 | Lock opener that you may use to start a car |