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Thread: 503 Jetting

  1. #9
    Newbie Club Member
    Join Date
    Dec 2011
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    7

    Default Re: 503 Jetting

    Thanks will do as in ultralight news

  2. #10
    Newbie Club Member
    Join Date
    Dec 2011
    Posts
    7

    Default Re: 503 Jetting

    Run in fine. I do not have a EGT guage so bought an Infrared Thermometer to monitor exhaust temperature only 19 at Maplin or from 12 on ebay. it works a treat.

  3. #11
    Very active > 100 posts Club Member
    Join Date
    Mar 2009
    Posts
    177

    Default Re: 503 Jetting

    Cool,

    Maybe a bit tricky to use as your driving

    Nick

  4. #12
    More than 30 posts! Club Member pest619's Avatar
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    Mar 2009
    Posts
    54

    Default Re: 503 Jetting

    Im new to this 503 thing... Has anyone tried the halfords own synthetic 2-stroke in a 503 or otherwise? (couldnt get any other)

  5. #13
    More than 30 posts! Club Member garagewayne's Avatar
    Join Date
    Mar 2010
    Posts
    61

    Default Re: 503 Jetting

    Quote Originally Posted by pest619 View Post
    Im new to this 503 thing... Has anyone tried the halfords own synthetic 2-stroke in a 503 or otherwise? (couldnt get any other)
    Any oil is better than no oil, however I would go for a good branded name, Rock Oil, Castrol etc

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