How much can 1/4" diameter diff in prop size make?

		Classic SeaCraft Community > General Discussion > Performance
How much can 1/4" diameter diff in prop size make?

05-25-2007, 03:41 AM

eggsuckindog eggsuckindog is offline

Senior Member

Join Date: Mar 2003

Location: Tampa

Posts: 2,354

Re: How much can 1/4\" diameter diff in prop size m

Quote:

Frank I just bought a alumium yamaha 3 blade prop for backup.My boat is a 1973 23' CC seacraft with a 2000 yamaha 200 OX66 currently running a 3 blades yamaha prop SS (13 3/4 X 19)and I get 4900 RPM wot.My new backup prop is (14 1/4 X 17), will this prop bring up my RPMs closer to 5500 To WOT. Thanks Keith

That should get you about 5300, see if you can go up a hole with the motor and that could get another 100 to 200 and make it run better.

__________________
Any way you measure it - dumbass is expensive

« Previous Thread | Next Thread »

Posting Rules
You may not post new threads You may not post replies You may not post attachments You may not edit your posts BB code is On Smilies are On [IMG] code is On HTML code is Off Forum Rules

All times are GMT -4. The time now is 09:21 PM.