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  • 07-23-2009, 01:18 PM
    sxr951
    1 Attachment(s)
    to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    to cut pistons skirts or not? seadoo 951 or shoud i leave it as is.
    will this make any diff in peformance or not.and if so where in powerband will it be felt.
    to cut the skirt and also the lower sleeve by intake.
    coffman exhaust pipe and low comp, stock carbs, watercraft magic jets
  • 07-23-2009, 01:26 PM
    Rudedog
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    What might I ask, is a "coffman JEWISH exaust pipe"???

    Rudedog
  • 07-23-2009, 01:28 PM
    sxr951
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    well its not exactly an irish name..lol great people at coffman by the way.
  • 07-23-2009, 01:30 PM
    Rudedog
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    Well, it COULD be german !!!! LMAO
    TOO FUNNY

    Rudedog
  • 07-23-2009, 01:34 PM
    Pacer
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    I've got a set of pistons that are cut like that. They came from a Rossier Big Bore.
  • 07-23-2009, 02:33 PM
    sxr951
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    yes i dont no if i cut the skirts if it will be worth doing.
  • 07-23-2009, 09:22 PM
    sxr951
    1 Attachment(s)
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    think i found my answer on a franco cylinder. the rear lower intake cylinder , to cut out . who the hell is franco anyway
    http://pwctoday.com/f13/hydrospace-h...le-221873.html
  • 07-23-2009, 11:29 PM
    Pacer
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    Seriously? He was rotax racing before rotax racing was cool. Remember Gimmi Bosio?????
  • 01-11-2019, 07:20 AM
    scensor
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    Woah a rotax racing triple port. Any intel who has this engine? :D
  • 06-20-2019, 02:04 AM
    Mentzel
    Re: to cut / port/ pistons skirts or not? seadoo 951 engine, pictures
    Better gains going to a big bore setup.
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