Recent content by octowood

  1. O

    Repowering from 4 cyl to 5.7L

    I have a 23' Monark Aluminum boat with pilothouse. It currently has twin aq171 engines that I am removing and would like to know how I can measure transom to see if 5.7 L engines will fit. What is center to center measurement for installing the 5.7 L engines. I will be using existing vp 290...
  2. O

    Repowering my twin 290 outdrives

    My boat had twin aq171 engines with 290 outdrives, I purchased twin 5.7 L engines to repower my the boat. Will the outdrives work as they are or will I need to change any gears in them. I keep getting so many different answers at marine shops. Thanks
  3. O

    What engines will work with290 Outdrives

    I have twin 171A's in a boat I purchased and would like to replace them with newer engines. What engines will work with the 290 outdrives. Thanks
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