Originally Posted by
speedracerntrixie
By today’s standards the .46 AX is an OK engine but how does it compare to a .46 SF or .45 FSR in terms of overall quality, longevity and user friendliness?
I flew the 55AX with a pipe and it howled. I fly the Hanger 9 P8 with a 55AX now and it zooms along quite nicely.