Results 1 to 2 of 2

Thread: Gear ratio

  1. #1
    Impulses's Avatar
    Join Date
    Dec 2011
    Location
    europe
    Posts
    822
    +1
    27

    Gear ratio

    I am using this data calculator and I can not find the gear ratio of our pwc, fixed? is variable? Which is?

    http://www.mercuryracing.com/propell...calculator.php


  2. #2
    Use about 9.5 inches, 1, 8300 and 70 MPH and you get about 6% slip

    Really, it is better to take rpm and divide by the MPH so as an example

    8300RPM/72 MPH gives 115.3 RPM/MPH

    see http://www.ncs-stl.com/vtech/AccelTesting05.png

    Andy

Thread Information

Users Browsing this Thread

There are currently 1 users browsing this thread. (0 members and 1 guests)

Similar Threads

  1. GEAR RATIO and PROP SLIP
    By Impulses in forum 4-Tec Performance
    Replies: 7
    Last Post: 05-26-2016, 10:27 AM
  2. Cold Weather Riding Gear
    By Shibby1485 in forum Sea Doo Open Discussion
    Replies: 39
    Last Post: 11-24-2008, 06:33 PM
  3. Pics of S.C. Gear after clutch failure
    By two2curupt in forum 4-Tec Performance
    Replies: 6
    Last Post: 07-10-2005, 08:55 PM
  4. Lake Superior Run - What gear to bring
    By Jeff C in forum Sea Doo Open Discussion
    Replies: 3
    Last Post: 06-17-2005, 01:13 AM
  5. Overdrive Gears for a 03 SC.
    By wwalker in forum 4-Tec Performance
    Replies: 4
    Last Post: 06-07-2005, 10:38 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
  •