Are larger engines more efficient?

Related questions

1. How fast is 150cc in mph?
2. How efficient is steam power?
3. How fast can a 150cc go kart go?
4. Are 2 strokes faster than 4 strokes?
5. Are two strokes illegal?
6. Do you have to mix gas for a 2 stroke?
7. Are 2 stroke faster than 4 stroke outboards?
8. Is a 2 stroke or 4 stroke faster?
9. Why are two stroke engines more powerful?
10. What has more torque 2 stroke or 4 stroke?

Tags

1. #could
2. #suffer
3. #actually
4. #additional
5. #efficient
6. #always
7. #accelerating
8. #power
9. #consumption
10. #engine
11. #smaller
12. #advantage
13. #engines
14. #however
15. #danger
16. #theory
17. #faster
18. #larger
19. #there
20. #again
21. #capacity