Im a very quick learner... as a matter of fact, i have drained, flushed, and refilled my coolant w/ preston coolant (red) :). I am actually learning stuff... i can tell where things go and such, I kno a lot more about the electrial too... the A/C, will get retrofitted by a mechanic who knows what he is doing.. and for the radiator, i have accomplished that task :) now, its onto the next 1!!