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Thread: 87 YZ250 Eric gorr motor

  1. #1
    Join Date
    Jul 2005
    Location
    Manheim, PA
    --
    5,739

    87 YZ250 Eric gorr motor

    From crap to not crap...87 yz250, bored .50 over, ported by Eric gorr. 86 fmf fatty modified for 87 motor. Kid at race shop thought it was a 500...2005 yz250 front fender / number plate.
    Last edited by oldskool83; 01-28-2019 at 03:27 PM.

  2. #2
    Join Date
    Apr 2011
    Location
    Mexico
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    9,001
    Yea, the older liquid engines look massive compared to the new stuff. I've lost count of how many guys have asked if my 300 was a 125.

    Now let's hear that thing it rip!

  3. #3
    Join Date
    Jan 2014
    Location
    Massachusetts USA
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    783
    Looks great! That came out very nice. How's she go?
    1985 Tri-Z 250
    1985 ATC250R

  4. #4
    Join Date
    Jul 2005
    Location
    Manheim, PA
    --
    5,739
    Not sure yet. Getting jetted at the shop I use. I stopped doing that myself due time I have.

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