Related Clues:
- Forced-induction engines, for short
- Roofs on some Pontiac Trans Ams
- Muscle car options
- 'Vette options
- Sports car roof options
- Corvette roof options
- Auto roof options
- Some sports car options
- Some powerful engines
- Some convertible choices
- Features of some bygone muscle cars
- Roofs on some Corvettes
- Some sports-car engines
- Features of some classic coupes