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05.15.2008, 07:11 AM
1515 1y on 4s should be good. If you have 5000mah or less you may have to go easy on the power to get 20 mins, but the small track may help. Start with the 13t pinion. I don't think you'll need any more top end than that if you don't have any big straights.
"Where the hell did the ground go?"
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