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Thread: More 250r Questions

  1. #1
    Join Date
    Oct 2003
    Location
    Louisiana
    Posts
    318

    More 250r Questions

    What spark plugs work with these moters?

    What premix ratio is recomended?


    Sorry if some of these questions sound elementry but I honestly dont know and want to be shure.
    See ya at the races

  2. #2
    Join Date
    Feb 2004
    Location
    Illinois
    Posts
    60
    NGK BR8ES is a good all around plug to use and 32:1 pre-mix works well. If you run one of the full synthetic oils you can probably get by with 40 or 50:1

  3. #3
    Join Date
    Oct 2002
    Location
    Nevada
    Posts
    9,647
    Most people I know run either 32:1 or 40:1. Some people get brave and run 50:1 or even as little as 75:1

    To be on the safe side, I'd reccomend 32:1.
    Duncan Racing 340PV, +2 A-arms, +4 LSR axle, and a host of other goodies.

  4. #4
    Join Date
    Jul 2001
    Location
    LOUISIANA!!!
    Posts
    4,320
    got pics of the bike mike? Who did you buy it from (if you don't mind me asking)?
    2009 CRF250R

    R.I.P. Kelly "Steelrod" Chang, Todd Vescovi, Matt Barosek, & Jeremy Lusk, You'll Never be Forgotten!

  5. #5
    Join Date
    Oct 2003
    Location
    Indiana
    Posts
    2,033
    Just be sure to use a high quality 2 stroke oil. I would also recommend 32:1.
    Rissler's Extreme ATV

    01 Roll Design Lobo 250R with a few extras
    LONG LIVE THE R!!!

  6. #6
    Join Date
    Oct 2003
    Location
    Louisiana
    Posts
    318
    How about maxama super M full synthetic. That what I run in our mod 50 mini quad and it seems to do good.
    See ya at the races

  7. #7
    Join Date
    Oct 2003
    Location
    Louisiana
    Posts
    318
    Whats been up stocktires? I will post some pics over the weekend. I got it from Haydug from this site and Cannondale riders. I believe brad77 was the original owner. So far im likeing it LSR alum fram and roll design front and rear. Im gona go give it a shot in pervace Saturday night, should be fun
    See ya at the races

  8. #8
    Join Date
    Oct 2003
    Location
    Indiana
    Posts
    2,033
    I've always ran maxiam 927 and had real good luck with it.
    Rissler's Extreme ATV

    01 Roll Design Lobo 250R with a few extras
    LONG LIVE THE R!!!

  9. #9
    Join Date
    Jan 2004
    Location
    Iowa
    Posts
    203
    USE A B8EV NGK PLUG THEY SEEM TO BE MORE FOUL RESISTANT. I USE AMSOIL FULL SYN @ 50:1 SOUNDS CRAZY BUT IT PROTECTS AWSOME. YA THE STUFFS A LITTLE PRICEY BUT YA CAN'T BEAT THE SMELL OF HIGH OCTANE AND AMSOIL
    Experience is something you don't get until just after you need it.

  10. #10
    Join Date
    Oct 2003
    Location
    Louisiana
    Posts
    318
    Can any of you tell me what carb I got? pwk? a/s? Keep it?
    Im going to bring it to work tomorow an put a micrometer on it and see what mm it is. I need to get a float bowl gasket and pick up some jets. Thanks for all the help already




    See ya at the races

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