Logo
Results 1 to 2 of 2
  1. #1
    Join Date
    May 2008
    Location
    addison, il, usa
    Posts
    5

    Default "I have a 1982 OMC outboard 23

    "I have a 1982 OMC outboard 235hp would anyone have a chart as to what the compression should read? Many thanks,Kitty any information on this would really be great. thanks,Kitty please email me"

  2. #2
    Join Date
    May 2007
    Location
    Inverary, Ontario, Canada - The Great White North Eh!
    Posts
    9,113

    Default "Kitty, if you post up in the

    "Kitty, if you post up in the OMC section you may get an exact answer.

    In general, most compression gauges are not all that accurate unless regularly calibrated, but mostly we look for any reading over about 100 psi, but more importantly, not more than 10% discrepancy between cylinders.

    So for example, 98, 102, 106 etc would be considered fine - 98, 60, 102 etc would indicate a problem with number 2 cylinder..."
    Graham

    A "professional" is someone who gets paid for their work - it doesn't necessarily mean they are good at it :)

Similar Threads

  1. 1967 Mur-Tex, Who can answer a FRG hull question?
    By txgalzdah in forum Mercruiser Sterndrive Forum
    Replies: 3
    Last Post: 10-07-2010, 08:57 PM
  2. answer question please
    By j12j27 in forum Johnson Evinrude Outboard Forum
    Replies: 1
    Last Post: 06-24-2010, 04:01 PM
  3. Question i need an answer to
    By ced in forum OMC Sterndrive and Inboard Archive
    Replies: 3
    Last Post: 09-05-2008, 06:50 PM
  4. Can someone help answer this question thanks
    By kitty2818 in forum Johnson Evinrude Outboard Archive
    Replies: 2
    Last Post: 05-26-2008, 08:20 PM
  5. Question 4 Warren Jones or any one who can answer
    By haymannnh in forum Mercruiser Sterndrive Archive
    Replies: 2
    Last Post: 07-05-2007, 11:41 PM

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •