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crf valve shim
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  1. Street Tarders
    Well I am new to the supermoto's scene I bought a 04 crf 450r a couple of months ago and decided to check the valve clearance and came up with this, intake clearance .102 mm - .16 spec clearance + .65 current shim = .592 shim needed exhaust clearance .356 mm - .28 spec clearance + .88 current...
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