Use Quark in a 1:18/1:16! Really! Trust me! Compared to CC ESC's, Quark ESC's are incredible! CC makes good ESC's, that's for sure. But I LOVE how Quark ESC's run. I've got a Competition 80B in my 1:18 Shark, it has NO cogging at all! (The CC ESC had) They run just damn smooth! I love them! :)