View Single Post
Old 01-30-2016, 06:00 PM   #54 (permalink)
PeterS
Master EcoModder
 
Join Date: Aug 2011
Location: East coast of Australia
Posts: 393

Yella Peril - '80 Mercedes 240D sedan
Thanks: 15
Thanked 41 Times in 17 Posts
Quote:
Originally Posted by ProDigit View Post
And here is where we differ.
If you need 4.5HP, and your 110cc only makes 6hp, you'd be running it at the 6k RPM, where the torque and MPG is less.

If you do this on a 250cc, it makes 4,5HP at 2,5k RPM, where MPG is more.
9.5 hp actually ....so 4.5 isn't asking to much.

The lower total swept volume seems to be an advantage for the smaller engine.
I'd be happy to use a 250 but the feet forward position is easier to arrange on a CT110 Honda.
  Reply With Quote