Originally Posted by LLkoolskillet

I've successfully ran 0.9:1 gearing on my nitro savage to 65mph. I believe my attempt to run the same on my twin I should reach 110mph. Now I'm trying to figure out how to reach 120mph and all my options lead to lower kv motors cause they have more torque.

Here's a question, my twin flux weighs 15lbs as it sits with batteries installed. What about trying two 2650kv motors, don't they have more rpm than the 2200kv? I know they have less torque. Or what about trying the actual castle 1515 which has 10000 more rpm?