Related Clues:
- They're changed on the road
- Shifter's selections
- A stick shift changes them
- Goes over the posted limit
- Gets ready, with "up"
- Slow, medium and fast
- Auto racing records
- Tears from papa, squashed by stones
- Outfits with great listeners
- Machine parts with teeth
- Races round the bases
- Cogwheels
- Barrels or bolts
- They have pointy teeth
- Does 100 in a 75, say