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  1. #1
    sniper300's Avatar
    Join Date
    Apr 2009
    Perth Western Australia

    Burnt Intake Valve

    LAtely my ski has been down on rpm, Afr getting richer and boost getting higher. I decided to pull the manifold and found this on no1 cyl. I suspesct is burnt by the colour.Any opinions on best new valves for 8600 rpm as already have retainers!!!Click image for larger version. 

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  2. #2
    SLASHER's Avatar
    Join Date
    Jun 2007
    Australia, Perth WA
    Looks like the valve is leaking hence the burnt look ....

  3. #3
    Banned User
    Join Date
    Sep 2009
    Aussie Land
    Might just need a bit of lapping...

    But I sense you're more of a .... "Well, since I am here" kinda guy

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