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Old 11-29-2011 | 05:01 AM
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Originally Posted by Big Reg
Hi Guys,

I am running a FT T4.1.... i need some help with tuning.

Novak GTB2 / Novak ballistic 7.5 / 87t spur......which pinion should I use?

Should I change spur as well if so, too what?
Gear up until your motor temps are around 150 after your main. You can move the motor back and forth by using different spurs but keep the same pinion/spur ratio. That truck is going to fly. You are going to need a wheelie bar!
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