What does NACA stand for?
NACA stands for National Advisory Committee for Aeronautics which is the the pre-cursor to NASA.
Are these ROAR legal?
Of course they are legal. We at OOC not only make the best RC products. We also race them. See the ROAR Rules
What do I use to cut my grill screen?
If you don't have a pair of tin snips in your tool box, scissors work just as well. One word of caution, don't use your mom's or your wife's best pair. Use a pair you don't care much about.
How come I can't find the answer to my question here?
Maybe you should contact us and we'll post it!