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-   -   which Rev4 prop? (https://www.offshoreonly.com/forums/prop-talk/308358-rev4-prop.html)

Plowtownmissile 02-08-2014 12:08 PM

which Rev4 prop?
 
I'm spinning a 22p Bravo and a 21p Mirage Plus roughly the same rpm and I'd like to buy a Rev4 to try. Which Rev4 should I buy that'll turn the same rpm as the others?

Edit: I spin a 22p Bravo about 4700-4800 WOT and a 21p Mirage Plus about 4900-5000 WOT

Powerquest_Baby!! 02-08-2014 01:01 PM

You dont list what speed you are hitting (gps). Have you plugged your numbers into the prop calculator? If you are under 10% slip I wouldnt waste your money buying another prop.

http://www.mercuryracing.com/propell...calculator.php

Plowtownmissile 02-08-2014 03:06 PM

About 50mph with either that I have now and 1.5 drive ratio. It's a 292 Baja w/ 496HO. I want the bow lift/handling of the 21p M+ and the effiency of the 22p Bravo but I do not want to lab a prop.

nailit 02-08-2014 07:38 PM

21 rev 4!!

I ran one on my 25 ol. Tapped rev limit and 61 max. Got out the hole with an amazing crawl at 2500 and walked right up!! Needed some trim to free the hull, but over 4k was where the efficiency came in!! Cruise was low but over 4k, the mph increased a good bit!

bbladesprops 02-09-2014 02:38 PM


Originally Posted by Plowtownmissile (Post 4071356)
About 50mph with either that I have now and 1.5 drive ratio. It's a 292 Baja w/ 496HO. I want the bow lift/handling of the 21p M+ and the effiency of the 22p Bravo but I do not want to lab a prop.

Labbing is cheaper and will perform the best.
Why not Lab? Doesn't have to be race thin.........

Brett

Griff 02-09-2014 10:30 PM

And don't have to be sharp either. I know Plowtown has little kids and that may be a concern.
BBlades labbed mine and they are no sharper than stock props. I requested them that way due to the kids and swimming off the boat.

Plowtownmissile 02-10-2014 03:44 AM

My reasoning for not labbing a prop for this boat are:
1. Resale. I'd hate to lab a prop for this unusual model because it seems like a stock prop would sell easier and appeal to a wider array of buyers..
2. Long story but if I was gonna lab a 22p Bravo prop, it woudn't be the one I have.

Griff is right and I hadn't thought of that. My stock M+ has caused two nasty wounds already on people.

If it was a more high performance boat, I'd lab in a heartbeat but this is just the family fun boat.

Powerquest_Baby!! 02-10-2014 10:10 AM

Your at 24% prop slip which is aweful. Have you verified your tach? What type of boat is?

Plowtownmissile 02-10-2014 02:00 PM


Originally Posted by Powerquest_Baby!! (Post 4072324)
Your at 24% prop slip which is aweful. Have you verified your tach? What type of boat is?

Baja 292 Islander. Last time I had it on the scan tool, it was fairly close. Well, close for Faria gauges instead of Livorsi. It doesn't hit peak speed with the 22p Bravo til its at the upper trim limit. Otherwise it wants to bow steer at WOT.

Edit: I had the guys who take care of my boat (Performance Boat Center) come out this summer and take it out with me to very the tach. Hot, humid summer day it went 49mph with two of us on a fairly full tank and trimmed to upper limit switch on LOTO.

low_psi 02-10-2014 02:45 PM

BBlades sells Neoprene boots to put over your prop when anchored and beached. I use one religiously.... No one has been cut buy my razor sharp labbed prop, other than myself... I have cut my knuckles a few times putting the boot on... But hey, it just goes to show I would bleed for my boat.

low_psi 02-10-2014 02:47 PM

I believe the Quad IV is a stern lifting prop... That would only make your bow steer worse.... I think with the deep X dimension on the Baja, you would be better off with a labbed 3 blade prop.... The drive should be deep enough to bit with three blades.

MindBLOWER 02-10-2014 07:34 PM

I believe the Rev4 props are are smaller in diameter thatn the Mirage or Bravo props. (14 5/8" vs 15 or 15 1/4") That may allow you to step up to a 23p.
I just so happen to have a nice stock 23p Rev4 that my boat didn't like.

Griff 02-11-2014 02:12 AM


Originally Posted by Plowtownmissile (Post 4072206)
My reasoning for not labbing a prop for this boat are:
1. Resale. I'd hate to lab a prop for this unusual model because it seems like a stock prop would sell easier and appeal to a wider array of buyers..
2. Long story but if I was gonna lab a 22p Bravo prop, it woudn't be the one I have.

Griff is right and I hadn't thought of that. My stock M+ has caused two nasty wounds already on people.

If it was a more high performance boat, I'd lab in a heartbeat but this is just the family fun boat.

I would talk to BBLades about adding some cupping and rake to your Bravo prop to increase the bow lift. It will help some.
I tried a REV4 on my 24 Outlaw when they first came out and it did not carry the bow as well a Bravo and not even close to what a Mirage plus did.

BrianH244 02-26-2014 07:58 PM

21 pitch rev 4. My 23 pitch rev 4 gave me a crazy 4% slip.

Sac Solutions 03-08-2014 03:27 PM

I run a 21P Rev4 and it was the only four blade I could find that would give me enough bow lift. I have since built my motor up and will be reproping. Want to buy a rev4 21P lol

Plowtownmissile 03-08-2014 06:33 PM


Originally Posted by Sac Solutions (Post 4086468)
I run a 21P Rev4 and it was the only four blade I could find that would give me enough bow lift. I have since built my motor up and will be reproping. Want to buy a rev4 21P lol

How much and where are you located?

Sac Solutions 03-25-2014 02:47 PM

I am in upstate ny. Let me get some pics for you if your still interested. Shoot me a pm with your email so I can send pics.

Sac Solutions 04-13-2014 08:39 AM

for sale items need to be placed in the classifieds or swap shop

Plowtownmissile 04-14-2014 12:46 AM


Originally Posted by MindBLOWER (Post 4072614)
I believe the Rev4 props are are smaller in diameter thatn the Mirage or Bravo props. (14 5/8" vs 15 or 15 1/4") That may allow you to step up to a 23p.
I just so happen to have a nice stock 23p Rev4 that my boat didn't like.

That's why I haven't bought one yet. I'm not 100% sure if I need a 21p or a 23p.


Originally Posted by Sac Solutions (Post 4095593)
I am in upstate ny. Let me get some pics for you if your still interested. Shoot me a pm with your email so I can send pics.


Originally Posted by Sac Solutions (Post 4105553)
350.00 shipped

You have a pm. Thanks!

bbladesprops 04-14-2014 12:15 PM

We have these props for testing. It costs $45 for 15 days and you'll know first hand if the prop is what you want.

Brett

Sac Solutions 04-14-2014 03:55 PM

T500hps thanks for fixing it and keeping me from getting myself into trouble.
Pics sent.


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