There can be no answer since the two measures are incompatible. 80 cc is a measure of volume - of the engine cylinders whereas miles per hour is a measure of speed. The two measure diffeerent attributes and so conversion between the two is not valid.
80cc describes an engine size. Miles per hour describes speed. Engine size does not determine miles per hour ... miles per hour does not determine engine size. Need more specific information to properly answer this question.
80cc is simply the capacity of the cylinders. The capacity is irrelevant to the maximum speed.
127.38109440865345 Miles per Hour
657.0950374 miles per hour
20 miles per hour
88.85608 miles per hour
About 15 miles per hour.
127.38109440865345 Miles per Hour
216,000 miles per hour.
About 5.6 miles per hour.
70 miles per second is 252,000 miles per hour.
228 meters per hour = 0.14 miles per hour.
One km per hour is equal to 0.6214 miles per hour.
411.68 kilometers per hour is 255.80609232256 miles per hour the conversion rate is 1 kilometer an hour = .621371192 miles per hour
600.6 miles per hour
About 3.4 miles per hour.
80 miles per hour
30 miles per hour
1,903 miles per hour.