Originally Posted by
RedBullFiXX
BL 21.5 is far and away more efficient, runs cooler especially after 5 mins.
We race 10 to 15 mins with lo grade lipos, and the last lap is as good as the first.
even 21.5 with no boost has more punch than silvercan.
Silvercan is no match.
to be honest im not sure about the balance, i still need to get some postage scales!