| Engineer Parsons | 16 |
| Engineer of the comics | 22 |
| Engineer Nikola | 15 |
| Engineer James Buchanan | 23 |
| Engineer in 2000 headlines | 26 |
| Engineer from Cambridge | 23 |
| Engineer for whom a St. Louis bridge was named | 46 |
| Engineer for whom a peak was named | 34 |
| Engineer elected U.S. President | 31 |
| Engineer Diesel | 15 |
| Engineer Brian who published "Oblique Strategies" cards | 65 |
| Engineer | 8 |
| Engine: Abbr. | 13 |
| Engine-valve regulator | 22 |
| Engine-tweaking services | 24 |
| Engine-speed meas. | 18 |
| Engine-speed abbr. | 18 |
| Engine-room worker | 18 |
| Engine-room man | 15 |
| Engine-room helper | 18 |
| Engine-room employee | 20 |
| Engine-room aides | 17 |
| Engine-cleaning brand | 21 |
| Engine's throttle | 21 |
| Engine's sound | 18 |
| Engine's output | 19 |
| Engine's noise | 18 |
| Engine's must-have | 22 |
| Engine with dome-shaped combustion chambers | 43 |
| Engine with a combustor | 23 |
| Engine wheel | 12 |
| Engine warnings | 15 |
| Engine warning? | 15 |
| Engine valve | 12 |
| Engine using a stream of compressed air | 39 |
| Engine unit | 11 |
| Engine type, in mechanic shorthand (anagram of OH, DC) | 54 |
| Engine type pioneered by the Buick Special | 42 |
| Engine type | 11 |
| Engine turns | 12 |
| Engine turner | 13 |
| Engine trouble indicators | 25 |
| Engine treatment | 16 |
| Engine tender on a tanker | 25 |
| Engine tender | 13 |
| Engine supercharger, for short | 30 |
| Engine supercharger | 19 |
| Engine sump | 11 |
| Engine style | 12 |
| Engine stats | 12 |
| Engine stat. | 12 |
| Engine stat | 11 |
| Engine starter: Abbr. | 21 |
| Engine starter (Abbr.) | 23 |
| Engine speeds: Abbr. | 20 |
| Engine speed: Abbr. | 19 |
| Engine speed, for short | 23 |
| Engine speed no. | 16 |
| Engine speed for short | 23 |
| Engine specification: Abbr. | 27 |
| Engine spec | 11 |
| Engine sparkers | 15 |
| Engine sounds | 13 |
| Engine sound? | 13 |
| Engine sound: Var. | 18 |
| Engine sound, in kid lit | 24 |
| Engine sound | 12 |
| Engine seals | 12 |
| Engine rpm measurer | 19 |
| Engine room site, to the captain | 32 |
| Engine rod | 10 |
| Engine receptacle | 17 |
| Engine rate: Abbr. | 18 |
| Engine puff | 11 |
| Engine protection in the winter | 31 |
| Engine production | 17 |
| Engine problem | 14 |
| Engine power: Abbr. | 19 |
| Engine power, informally | 24 |
| Engine pieces | 13 |
| Engine performance aid | 22 |
| Engine parts on clearance? | 26 |
| Engine parts | 12 |
| Engine part: Abbr. | 18 |
| Engine part, for short | 22 |
| Engine part, briefly | 20 |
| Engine part | 11 |
| Engine pads | 11 |
| Engine or tire | 14 |
| Engine or fuel | 14 |
| Engine option | 13 |
| Engine oil additive | 20 |
| Engine noises | 13 |
| Engine noise | 12 |
| Engine need | 11 |
| Engine measures: Abbr. | 22 |
| Engine measures | 15 |
| Engine measurement device | 25 |
| Engine measure | 14 |
| Engine meas. | 12 |