fuel issue

  1. S

    2006 Throttle Body Issue?

    My busa has recently started losing gain of rpm once I hit 8-9k rpm. At first I would let off the throttle but I also tried to power through it and it just continues to baug. The FI light comes on immediately when this happens. It runs like a dream all the way up to 8-9k rpm. I have not ran the...
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