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gs 450 engine knock help

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    gs 450 engine knock help

    started my gs450 motor and notice when its in high rpms it sounds like a knock in the top end doesnt do it at idle or low rpms and when it does it it doesnt follow revs like knock knock knock etc is sounds like a valve bouncing up and down took off valve cover cam timing is good any help is appreciated

    #2
    Have you done a valve adjustment yet? And a carb synch (after the valves)?

    Quick edit: Missed that this was your first post, so welcome to the forums
    Last edited by pete; 05-25-2011, 03:36 PM. Reason: Missed somethin'...
    1982 GS450E - The Wee Beastie
    1984 GSX750S Katana 7/11 - Kit Kat - BOTM May 2020

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    450 Refresh thread: https://www.thegsresources.com/_foru...-GS450-Refresh

    Katana 7/11 thread: http://www.thegsresources.com/_forum...84-Katana-7-11

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