Safty First! Then pull the trigger!
- Oct 14, 2017
- Reaction score
- Over here
- What vehicle(s) do you drive?
- 1964 Commercial, 1948 Austin, 58 Pan
What is the difference. Under drive, 1:1, or over drive? I understand over drive will produce more heat. But if you are stuffing more air into the cylinder, wether it be under, over, or 1:1. Doesn't it all produce heat? And what are the power advantages between the three?