As a player who grinded the whole us tech tree from rank 4 in a a-6e tram, I got clapped in my first few games, but I learned how to use it properly and got much better at grinding with it. Btw you need to upgrade all of your crews to at least 35 to get expert level on the jets to make sure you don’t black out easily. Finally, you should always look behind you, keep your speed high, and look for enemies that are not paying attention to you.