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    Track RC390 losing power mid corner

    My track only, 2016 with Chad's map and center back exhaust is completely losing power in corners. Here's more context: At Streets of Willow last summer the bike exhibited this behavior in turn 2 (3rd gear right). It would be totally normal through the gears on the straight, fine in the fast...
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    2018 Head on 2016 Motor?

    I have the opportunity to buy a 2018 head. I have a 2016 track bike and I'd like to address the head gasket issue before it pops. Anyone know if a 2018 head can go on a 2016 bottom end? My understanding is the 2018 is an improved design. Is that the case? Thanks for any info.
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