Difference between 80cc, 70cc, and 67cc

huntnfish08

New Member
Jun 21, 2008
22
0
1
I see that the 80cc engine is really a 67cc. So what is the difference between the 80 and the 70, and 67cc?
I'm guessing they're all pretty much the same, just a differnent name and price?

Please enlighten me!