Originally Posted by
Bob Barry
17.5's have to be geared really tall to be fast, thus making the low end softer as a side effect. If you throw the HT rotor in, it adds to that low end while allowing you to keep the high end. In theory you would get more high end too because your temps would drop slightly and you could gear up another tooth
so more power low end, more power high end = winning IMO
BINGO! Thanks for fielding that one Bob.