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Old 11-07-2019, 06:50 PM   #9
Join Date: Dec 2010
Posts: 224
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Default Re: Tuning ET with msd grid

I asked NHRA , years ago about it, and they said it was fine. As long as it can't tell you track position, it is legal. The talked about four stage throttle controls, in the feel, and if it legal with throttle control, the light coming on is legal
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