would rather gain some usable mid range and loose a tad on top end-only real problem on circuits with long straights and we don't have too many of those.

??
I would only use midrange for street and on track when selecting a wrong gear, otherwise on track only use top power, never going below 8000rpm
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Poul
"If Life Gets Boring, Risk It!"
MC21SE, KISS box
MC21SP, HRC box, racing loom