Across
- 1. Opens and closes valves.
- 3. Delivers fuel to cylinder.
- 5. Controls engine speed.
- 7. Moves within a cylinder.
- 11. Connects piston to crankshaft.
- 13. Cleans incoming air.
- 15. Reduces emissions.
- 17. Houses the piston.
- 19. Ignites fuel-air mix.
- 20. Drives cooling fan.
- 22. Converts linear to rotary motion.
- 24. Circulates engine oil.
- 25. Controls fuel/air entry.
Down
- 2. Generates electrical power.
- 4. Regulates engine temperature.
- 6. Reduces exhaust noise.
- 8. Mixes fuel with air.
- 9. Expels combustion gases.
- 10. Stores electrical energy.
- 12. Cranks the engine.
- 14. Cools the engine.
- 16. Main engine casing.
- 18. Car's power source.
- 21. Distributes air/fuel mix.
- 23. Sends fuel to engine.