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Thread: CR450R motor in a second gen 250r?

  1. #1
    Auto_Demon's Avatar
    Auto_Demon is offline At The Back Of The Pack Arm chair racerAt the back of the pack
    Join Date
    Oct 2010
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    Stonewall, Manitoba
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    290

    CR450R motor in a second gen 250r?

    how difficult would it be to put a cr450r dirt bike motor in a second gen 250r frame?
    1985 Honda ATC 310R

    "Man your 4 wheeler must be fast, cuz you were haulin' ass, when I passed you on 3 wheels"

  2. #2
    Join Date
    Jul 2010
    Location
    O.C., Oregon
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    921
    Very hard.....
    1985 250r-LED Performance 4mm Stroker motor
    1978 ATC70 w/ Piranha 140cc
    1972 - K1 - CT70 w/lifan 125cc
    2017 YZ 250x- Braap

    Youtube channel = http://www.youtube.com/user/ter5678/videos

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