"Wayne.B" wrote in message
...

On Fri, 28 Mar 2008 23:06:32 GMT, Short Wave Sportfishing
wrote:

Therefore an appeal to the group for the following questions.

What is the net effect of increasing diameter with the same pitch?

More thrust, greater prop efficiency (less slip), requires more torque
(horsepower) to maintain the same RPMs, more vibration if tip
clearance is insufficient.



*That's* what I forgot ..... better prop efficiency with less slip.

Eisboch