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Thread: Tri-z 490 help!

  1. 04-18-2011, 03:13 PM #1
    dudethatssick
    dudethatssick is offline New to the board Arm chair racerNew to the board
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    Tri-z 490 help!

    ok, i know this has been discussed in tenfold all over the net, but i need to know EXACTLY what has to be done for a 490 motor to work in a tri-z. Is there any fabricating whatsoever? i think i have read that it bolts right in with absolutely no modifications but im not sure. if someone can give me a list of EXACTLY what needs to be done for a 490 to be put in , please help a guy out
    1986 Tri-Z 250
    '85 motor
    DG National pipe
    DG silencer
    VForce3 rad valve
    VForce3 reeds
    Banshee billet intake
    Durablue +2 Banshee axle
    Raptor 250 footpegs
    Keihn 39mm flat slide carb
    Progressive rate forks

    2002 YZ426F

    1987 YZ490
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  2. 04-18-2011, 07:36 PM #2
    Dirtcrasher's Avatar
    Dirtcrasher
    Dirtcrasher is offline Power User Catch me if you can
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    Search around. Bryan Raffa showed his whole wonderful build. Probably in the build forum.............
    All our government does is distract us while they steal from us, misspend our tax $ and ruin our country
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