Search results

  1. M

    Hydrofoils - pros and cons

    I've been looking at some of the previous posts regarding hydrofoils, all the posts I've read praise them. I want to add them to my Yamaha F50 to get on the plane at lower speeds. <br /><br />However, what's the catch? If there aren't any notable draw backs, why arent they factory fitted? I...
  2. M

    Are variable pitch props any good?

    My wife likes meandering around the river at displacement speeds (never exceeding 5/6 mph), but when she's not around I make for the coast at WOT (approx 6 miles). <br /><br />Is it possible to over prop the engine when at displacements speeds and then return it to normal before planning? I cant...
  3. M

    Are 4 strokes as tough as 2 strokes?

    Can you leave a 4 stroke screaming away at WOT for extended periods in the same way you can a 2 stroke?<br />I have a Yamaha 50 4 stroke which has just been run in, with only 15 hours on the meter. I am getting 5000+ r/min at WOT so I think the prop pitch is correct, but a spark plug failed the...
Top