Propeller Question

postjim

Cadet
Joined
Jul 14, 2003
Messages
8
3.0 Liter Mercruiser Alpha I<br />17',6" Sea Ray 2000lbs.<br />21x14.25 Factory Prop<br /><br />Factory Prop bent to heck by a partially submerged 2x10x12 in a 20 mph run-in. Picked up remains of lumber and deposited on dry land back at ramp. Used to spend summers as a kid in my jon boat picking up trash in the lake. Does anyone do this sort of thing anymore?<br /><br />My boat has a release feature on the Alpha I outdrive so it popped up on impact but the prop and the anode were bent. Got back to the ramp limping. <br /><br />Bought a Hustler Aluminum prop(Same pitch and diameter), new hub, and a new anode(Had to replace the old one because the new prop wouldnt clear it).<br /><br />Questions: <br />Is it possible that the Hustler prop decreased the cavitation problem that I was formerly having? <br /><br />Is there more than visual inspection and test driving that I need to do to to ensure that the lower unit is ok?<br /><br />Can old propellers be repaired even if there is a slight tear in one of the blades?<br /><br />Thanks.
 

Spidybot

Lieutenant Commander
Joined
Apr 4, 2002
Messages
1,734
Re: Propeller Question

Welcome to our playground, Jim<br /><br />Yes, is it possible that the Hustler prop decreased the cavitation problem. Those props are very good value and may very well do this.<br /><br />Apart from visual inspection and test driving you could check the lower unit oil for water content (white creamy 'mayonnaise'). Most likely you won't find any. I think your drive did exactly what it was meant to: Saved you a lot of problems by giving way.<br /><br />Old propellers be repaired even if there is a slight tear in one of the blades, take it to a prop shop and let them look at it. Should serve as a spare prop, afterwards.
 

roscoe

Supreme Mariner
Joined
Oct 30, 2002
Messages
21,739
Re: Propeller Question

Yes, I pick up debris when I see it. I fish some flowages and rivers that seem to be full of old wood. Its amazing to me that more boats don't come limping in.
 

Link

Rear Admiral
Joined
Apr 13, 2003
Messages
4,221
Re: Propeller Question

postjim<br /><br />Yes to picking up trash... even around ramps<br />Yes on the prop repair. When you take it in to be repaired ask them to show you pictures of before and after work they have done.. better than I could ever explain here and you will be amazed <br /><br />Luck to ya<br />Link
 

postjim

Cadet
Joined
Jul 14, 2003
Messages
8
Re: Propeller Question

Thanks you all.<br /><br />Another related question. I didn't usa a torque wrench to tighten the propeller, but I cranked it down pretty good. When I cut the throttle there is a temporary creaking/squealing (Not high pitched) sound. It doesn't happen under acceleration. <br /><br />Any thoughts?<br /><br />Jim
 
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