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mcjimmy33
08-14-2017, 02:06 PM
My 2016 craz came with the stock 14.25 x 14.5 prop. I'm looking for a little more holeshot wakeboarding and for the first time this weekend while surfing with a boatful of people I could not get to 11mph. So, I am looking to reprop. I need a little clarification between the differences in my options I am looking at.

The dealer option for an upgraded prop was the 15x13 prop. Wakemakers prop selection guide suggested the 14.5 x 14.25 for wakeboarding/surfing and the 14.5x12 for high elevation.

I am located in Atlanta (about 800 feet above sea level), wakeboard 40%, surf 40%, cruise around with the family 20%. Surfing I run 1100s in the rears, 700 center, and I put a 750 in the front. Wakeboarding I fill the rears about half way and the center tank about half full.

Open to suggestions, but trying to decide which of these 3 options I should be looking at. What will the 15x13 be better at compared to the 14.5 x 14.25 or 14.5 x 12 . I don't need the best top end but I would like to run away from storms if need be. Help!

Stazi
08-14-2017, 02:08 PM
I have a 2017 Craz and started with the same prop. I went with the OJ 945 and it is a holeshot monster. No issue with taking off with even 3500lb of ballast.


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Jjdyn0mite
08-14-2017, 02:11 PM
I live in GA and use the OJ 945. It's a great prop, will do what you want it to do. I run about 5000lbs ballast in my CRAZ.

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stevemarich
08-14-2017, 02:12 PM
I have the factory 15x3 and love it , it makes the boat a tow horse , I top out at 30mph but it pulls like you wouldn't believe , I do have the launch system with the auto wake so that helps too , but with 4200 lbs of ballast it didn't even struggle to get me up or get on plane my .02 cents

KG's Supra24
08-14-2017, 02:14 PM
OJ 945 is the factory upgraded prop. It does a good job.

I ended up with the Acme 2419 after talking with Nettles. No problems getting on plane. Run right at 4k RPM at 30 mph cruising speed.

mcjimmy33
08-14-2017, 02:28 PM
How does the 14.5 x 14.25 compare to the 15x13? I see mostly positive reviews for the 15x13, just not comparison to what wakemakers is suggesting. Anyone know their top speed unweighted in the 15x13?

KG's Supra24
08-14-2017, 02:40 PM
What do you mean by how does it compare? Skiers Choice has it as the upgraded prop for running ballast. It was my understanding their opinion was that the boats should be ordered with the upgraded OJ 945.

Top speed with the OJ (or 15x1x props) should be in the 35 ballpark.

Nothing against wakemakers but when it comes to props, I lean more heavily on Nettles expertise. There should be a forum discount and if you get something and you don't like it I believe they will swap it out.

http://www.nettleprops.com/

They have a guide chart also but not sure how up-to-date they keep it. It looks like they have several other recommendations for the Moomba Line up but I'm not sure what all the difference are. The are knowledgeable on the subject, though, and always been willing to discuss over the phone.

http://www.nettleprops.com/nettle-props-prop-reference-guide.aspx

dusty2221
08-14-2017, 02:41 PM
KG is right, utilize Nettles. He has been dealing in Props for longer than most of us have been able to spell boat!

mcjimmy33
08-14-2017, 02:48 PM
Trying to compare top speed vs holeshot and and gph effects on consumption. I don't care a ton about the consumption unless both will meet my needs and one has less fuel consumption.

OK so 15x13 is 35ish. Will one have a better holeshot than the other? Will the 14.5x14.25 have a lower or higher top speed?

Going to sound like a newb here, but who or what is Nettles? A person on here, company?


What do you mean by how does it compare? Skiers Choice has it as the upgraded prop for running ballast. It was my understanding their opinion was that the boats should be ordered with the upgraded OJ 945.

Top speed with the OJ (or 15x1x props) should be in the 35 ballpark.

Nothing against wakemakers but when it comes to props, I lean more heavily on Nettles expertise. There should be a forum discount and if you get something and you don't like it I believe they will swap it out.

http://www.nettleprops.com/

They have a guide chart also but not sure how up-to-date they keep it. It looks like they have several other recommendations for the Moomba Line up but I'm not sure what all the difference are ....

http://www.nettleprops.com/nettle-props-prop-reference-guide.aspx

KG's Supra24
08-14-2017, 02:55 PM
The 15x13 should have a better hole shot but a little slower (or higher rpm) on the top end.

Nettles Props is a company out of TX that has given great support to the Moomba community for a lot of years now. They sell new and fix used props. Give JT a call and he will likely provide all the info you need. And as mentioned, if you don't get what you like, I believe they will exchange it.

512-837-7707 is their number. Links to their website are also above.

mcjimmy33
08-14-2017, 02:59 PM
Thanks I will give them a call. Interestingly enough on their website they recommend the same ACME props that wake makers does. I will call and ask them to compare the OJ 15x13 with the ACME options.

mcjimmy33
08-14-2017, 04:20 PM
So FYI for all, nettles recommended the 2313 prop.

mattsask
08-14-2017, 04:31 PM
The 2313 would be hammer time. If that prop can't pull you out of the hole with max ballast and full boat, nothing will.

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mcjimmy33
08-14-2017, 04:55 PM
Little worried it's too much and the 15x13 would be sufficient. Decisions decisions

KG's Supra24
08-14-2017, 05:13 PM
Little worried it's too much and the 15x13 would be sufficient. Decisions decisions

Did you confirm the swap if you do not like it? Was it their recommended prop for heavy pulling?

mcjimmy33
08-14-2017, 05:17 PM
Yea they said save the box and I can switch out. Only concern is wakeboarding rpms. I don't really know what "too high" is though for sustained wakeboarding Rpms. I don't really sac the boat out wakeboarding, just surfing.I was told to expect to lose about 5mph top speed which I am ok with as I can get to 40mph currently with no issues. Customer service was top notch also for anyone looking for a place to buy!

mattsask
08-14-2017, 06:30 PM
There is a 15 x 12.5....split the difference

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mcjimmy33
08-14-2017, 06:57 PM
So it appears the cup is .075 on the 12.5 where it's .150 on the 12. How's that going to affect things?

Thanks for everyone's help so far!

BrokeGuy
08-14-2017, 07:39 PM
I'm running a acme 2419. With the same weight as you. Everything full it pulls me up like nothing, but that's at surf speed. 3k at surf speed. It you can wait 26 hours I'll tell you what it's like at wakeboard speed as I don't remember.

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BrokeGuy
08-14-2017, 07:44 PM
I do remember the first time taking it out. Running the stock prop one day and the 2419 the next, it scared me at first. Slowly creeped out until i got out of no wake zone, then hammered down. I immediately pull back on the throttle, it felt like it was flipping over backwards. After that it's been a fun prop.

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Stazi
08-14-2017, 09:03 PM
Trust me the 945 is perfect, so long as you are needing to barefoot at 45mph, you can't go wrong. I surf and wakeboard 50/50 and love this prop the original 14.5x14.25 struggle to get on plane with any serious ballast on board.


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mcjimmy33
08-15-2017, 09:52 AM
Trust me the 945 is perfect, so long as you are needing to barefoot at 45mph, you can't go wrong. I surf and wakeboard 50/50 and love this prop the original 14.5x14.25 struggle to get on plane with any serious ballast on board.


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What is your ballast setup?

Stazi
08-15-2017, 10:04 AM
1100 rear, 500 center tank, 700 bow bag and another 750 on surf side seat.


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