38 ish
64 ish
90 ish
114 ish
geared for 144 in top iirc.
a little more in 1st to 4th but nothing in 5th as you need more power to push the air out of the way to go any faster.
Am I being thick in saying that if you don't raise the limiter, then you are still going to get the same maximum in each gear?
from search:
172
5.3 mph/thousand rpm
8.7 mph/thousand rpm
12.3 mph/thousand rpm
15.8 mph/thousand rpm
20.4 mph/thousand rpm