It does bite the choice is to do what I did and convert the engine to RC Plane use.
Bummer about the cost of shipping for Canada! I gutted all the car stuff of course
for me there is no use for any of it really. I never was much for RC cars.
Just tested the APC 5x3 / per thrust calc:
20% castor / 25% nitro
APC 5x3
24,709rpm
17.3oz thrust
.203hp / 151w
70mph
According to the APC power chart
.219hp / 163.4w
24.8oz thrust per their static