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  • Also, question to all. 520 Renthal chain and sprocket sets. Worth it or better for the track only?
    Also, what ratios do people use? It'll be on a torque-y twin.

  • I've got a 520 conversion on my rat GSXR. It was on there when I got it, has been horribly neglected over the last 12k or so and is only just now feeling fucked. Can't hurt.

    I'd go 1 down over stock on the front, usually wakes things up a treat.

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