| Engine parts |
| Genetically engineered, highly selective medical treatment |
| Auto engine parts |
| Appliance that reduces icy buildup |
| Goes kaput, as an engine |
| Aircraft-engine intakes |
| Guns (the engine) |
| Birdbath buildup |
| Like a disengaged engine |
| Classic cars that were the first to have Ram Air engines |
| Reduce engine heat, in a way |
| Engineers' colleagues |
| Deadly buildup |
| Oily buildup that's been around a long time? |
| Barmy (Spanish) — engine (abbr) |
| Inbox buildup |
| Grate buildup |
| Aircraft-engine enclosure |
| Fire engine destination |
| Hearth buildup |
| Polar buildup |
| Provided fuel for an engine |
| Hollywood buildup? |
| Clothes-dryer buildup |
| Rotating engine part |
| It may begin with a buildup |
| Type of servant or engineer |
| Acoustical engineer's concern |
| Keep the engine running |
| Engineers' compartments. |