| 100% | AIR | 3 | What's in an auto tire |
| 62% | AIR | 3 | What fills an auto tire |
| 60% | MED | 3 | What's in an Rx |
| 59% | NUTMEAT | 7 | What's in an almond shell |
| 55% | GASUP | 5 | Put fuel in an auto's tank: 2 wds. |
| 53% | TIREIRON | 8 | Metal rod once kept in an auto's trunk: 2 wds. |
| 51% | ORE | 3 | What's found in an iron mine |
| 51% | MSRP | 4 | Abbr. in an auto ad |
| 50% | TRESS | 5 | What's done up in an updo |
| 50% | PITS | 4 | Mechanics' stations in an auto race |
| 50% | PRESIDENTIALMONOGRAMS | 21 | What's hidden in answers with an apt "#" in their clues |
| 49% | CARSICK | 7 | Woozy because of riding in an auto |
| 49% | CARGOSHORTS | 11 | Brief entries in an auto film festival? |
| 49% | OOO | 3 | Vacationing, in an auto-reply email initialism |
| 49% | MEGS | 4 | What an 18-Across's capacity is measured in, briefly |
| 48% | TIRETREAD | 9 | Its depth is checked in an auto inspection |
| 48% | DNF | 3 | Incomplete status, as in an auto race (abbr.) |
| 48% | LUGGAGE | 7 | What's often on wheels in an airport |
| 48% | ATREE | 5 | What's clothed in summer and naked in winter, per an old riddle |
| 48% | STEAM | 5 | What comes out of an angry person's ears in cartoons |
| 48% | CRASH | 5 | With 8-Across, figure in an auto safety test |
| 48% | PACECAR | 7 | Ceremonial lead vehicle in an auto race: 2 wds. |
| 48% | PACELAP | 7 | Warm-up circuit in an auto race: 2 wds. |
| 47% | OGEE | 4 | Molding in an S shape |
| 47% | ACCT | 4 | Funds in an S&L |
| 46% | SAT | 3 | What S stands for in "SNL," for short |
| 46% | CARPARK | 7 | Place to leave an auto, in Britain |
| 45% | STEREO | 6 | What an iPod plays in |
| 45% | ISTO | 4 | What : means in an analogy |
| 45% | IRONY | 5 | What cheating in an ethics class is an example of |