"I had to re-drill the bottom of the cylinders so that the air ports would face inward. Was yours oriented correctly? "
hello,
It isn't necessary to re-drill, you can only turn the bottom of 90 ° ...
my gear door work great , but the exact location must be use.. or find
For me, in the F16, i think to put a 54 class turbine in the tail.
Best regards,
Sébastien