help!! more prop questions!

[nick mc]

i am looking to buy new blades for my prop or a new prop for me engine its a mercury elpto 3cyl 50hp and i think its somewhere between 1994-1997 and its on a humber assault 4.5m.

can anyone give me a bit of help as to what pitch and size i should be looking at?

i use the boat for general messin about and for a doughnut or other inflatables on occasion.

any help would be much appreciated!

thanks
nick

[Pete7]

Nick, I had the 60 hp version on a 5.2m rib. With a 13" prop the boat would plane with 4 divers, tow a skier etc and do 26 knots at 5000 rpm. Tried a 14" with a lightly loaded boat but wasn't any faster and time to plane was slower.

Pete