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  1. #1

    1989 650 SX compression???

    I got a 650 SX. What should I be reading for the compression on the cylinders?

    Thx


  2. #2
    Pro-pulsion's Avatar
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    My last 650SX was a 92 and all stock, it read 125 on both and ran perfectly.

  3. #3
    DPeteLand PeteSkeet's Avatar
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    Quote Originally Posted by Shadowyng View Post
    I got a 650 SX. What should I be reading for the compression on the cylinders?

    Thx

    some where in the 140's and up

    Quote Originally Posted by Pro-pulsion View Post
    My last 650SX was a 92 and all stock, it read 125 on both and ran perfectly.

    thats kinda low.... i would get that checked out if i were you

  4. #4
    Pro-pulsion's Avatar
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    That was my old one, the new one is 145

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