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Sidewinder stock dyno results and muffler options

21K views 32 replies 13 participants last post by  2fastxcr  
Still just testing this was today at just shy of 17psi with just muffler and stock ecu reflash.

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Hey Joey is there going to be a 270-280hp pump gas tune for these motors or are they about tapped out with pump gas at 260?...And have yous or anyone else started testing different compressors (larger) ...