ORIGINAL: jaka
Wheter you use a 11x12, 13x8, 14x6 or 15x4 APC is not that important. But I do recommend APC props! Master A is no good!
Such utter nonsense. What's so magic about APC during break-in?
The fuel itself is the most impotant cooling medium for glowengines...not the air!
that's much better.