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Old 12-21-2014 | 03:58 PM
  #21  
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From: Cary, IL
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Originally Posted by sutphen 30
stock coupler failure was on the 26' race boat of nopper marine.and I know all about the drives,,we used to build them for him and they rarely failed,that was on motors that used to let his boat run up to 97mph.as for that 950 and 1100tq,,when did he dyno that engine?
Apologies let me clarify, I acknowledged that he hadn't had a drive failure. The engine and drive information was based on a post from Boxer in the "MDC Drive Guardian Update - One Year Later" thread on 11-16-2014. As I said, he had a rubber coupler issue in the past and has been replacing them every season as a precaution.

"We installed a Drive Guardian in a 30 foot Sutphen with a 950 HP blower engine. Max torque was 1100 ft. lbs. We completed two races,two poker runs and several trips to Marthas Vineyard. The drive is max machine upper with an IMCO lower. Saris pulled his drives apart last week . We are checking ours this week."

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Old 12-21-2014 | 04:57 PM
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From: Taunton Ma
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Motor hasn't been dyno'd but based off the build and that it pushes the 30/31 sutphen well past 90 mph is say it's safe to say he's over 900hp. It is a non intercooled 10-71 blower on it, so prob not over 1000.
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Old 12-21-2014 | 05:35 PM
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From: taxachusetts
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Originally Posted by lil red
Motor hasn't been dyno'd but based off the build and that it pushes the 30/31 sutphen well past 90 mph is say it's safe to say he's over 900hp. It is a non intercooled 10-71 blower on it, so prob not over 1000.
come on,that boats never seen 90mph,,hell it couldn't take shawn's when it was running on 15 cylinders.he barely hit 89mph that day.
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Old 12-21-2014 | 05:38 PM
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From: Taunton Ma
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When? I was in it going 86 with the small motor 2 seasons ago. He walked away from Pete, and ran right up to Walter and I without a problem.
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Old 12-21-2014 | 05:52 PM
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Really ???? Surely you know what a bravo coupler looks like, after all the bravo posts you comment on. I'm surprised by this question.
Originally Posted by offshorexcursion
Which picture is for which application?
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Old 12-22-2014 | 01:20 AM
  #26  
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From: Traverse City MI
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Originally Posted by C1000
Really ???? Surely you know what a bravo coupler looks like, after all the bravo posts you comment on. I'm surprised by this question.

Since i know the owner is a member on here it was a polite way to let him know it might be benificial to update the website with more info.

And I'll be the first to admit I'm not quite sure which DG would fit in my glad with crash boxes and #5's.....I enjoying learning and teaching on this site.

I for one am very excited to have another innovator in the marine industry, and hope they continue to grow. The drive guardian in the correct applications with the correct expectations is a true innovation.

Last edited by offshorexcursion; 12-22-2014 at 01:27 AM.
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Old 12-22-2014 | 05:25 AM
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From: Miami Beach
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Originally Posted by offshorexcursion
Which picture is for which application?
I had the same question, be nice to see some pics of them installed also
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Old 12-22-2014 | 06:29 AM
  #28  
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From: Taunton Ma
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Originally Posted by offshorexcursion
Since i know the owner is a member on here it was a polite way to let him know it might be benificial to update the website with more info.

And I'll be the first to admit I'm not quite sure which DG would fit in my glad with crash boxes and #5's.....I enjoying learning and teaching on this site.

I for one am very excited to have another innovator in the marine industry, and hope they continue to grow. The drive guardian in the correct applications with the correct expectations is a true innovation.
The one that looks like a clutch disc with a spring hub.
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Old 12-22-2014 | 06:56 AM
  #29  
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From: chicago
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For as long as I been on oso, I've read hundreds of threads listening to bravo drive owners complain about broken drives. Hundreds more threads on trying to find ways to eliminate failures. Drive showers, cryo treating, magical gear lubes, billet caps, and so on.

Then when a company comes out with a product, with some supporting data that shows the extreme torque spikes and shock loads the drive train sees, develops a product that can eliminate those stresses, guys doubt it. Too expensive, too hard to install, won't work, etc.

I agree that it would be great to see more of these out in the field , to get some more feedback. But to me, this product looks a lot more promising as to fix failures than some special lube or dropping 20-30g for some scx setups.

Being a gear head kinda guy, the concept makes total sense in my head. Now just gotta get more out there on the market for some more results .
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Old 12-22-2014 | 07:01 AM
  #30  
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From: brewster ma
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Ernie runs real well,as far as breaking bravos, I personally towed him into New Bedford ramp, a couple of years ago, when he ruined a bravo!
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