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  1. #1

    Compression On GPR?

    hi guys i was wondering what the psi level should be on a gp1300r?


  2. #2
    THE PLATE MAN JIM'S PERFORMANCE's Avatar
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    Quote Originally Posted by evo8coop View Post
    hi guys i was wondering what the psi level should be on a gp1300r?
    stock is 115 to 120 psi.

  3. #3
    thank you!! its stock efi ski

  4. #4
    Moderator DrewNJ's Avatar
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    And don't sweat it when #3 is a few pounds lighter than 1 and 2.

  5. #5
    sharkriver's Avatar
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    Quote Originally Posted by DrewNJ View Post
    And don't sweat it when #3 is a few pounds lighter than 1 and 2.

    Thats right the dome in cyl#3 is 5cc's larger!
    (if i remember correctly sounds like alot though)

  6. #6
    mtrager's Avatar
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    Mine was 135 stock.

  7. #7
    Happily Self-Employed WFO's Avatar
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    03-04 (PV) 115-120 psi
    05-08 (non-PV) 130-135 psi

  8. #8
    What does pv mean?

  9. #9
    Mike's GPR's Avatar
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    Quote Originally Posted by evo8coop View Post
    What does pv mean?
    Powervalve

  10. #10
    and what does the powervalve do?

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