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Which glu to repair turbo fin og Mirage drive ?
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Author:  Alain17 [ Fri Jul 29, 2016 10:08 pm ]
Post subject:  Which glu to repair turbo fin og Mirage drive ?

Hello,

Image

I'm looking for the best glu to repair the turbo fin of my mirage drive :

- Perfectly adhesive rubber on rubber

- Resistant to sea water.

In your opinion what glue he use?

Thank you

Author:  TI_Tom [ Sun Jul 31, 2016 9:14 am ]
Post subject:  Re: Which glu to repair turbo fin og Mirage drive ?

Ummm...those are beyond repair. If it was a small poke-through from the shaft I would recommend filing it with marine goop or gorilla glue, but those just need to be replaced.

Sent from my SPH-L720T using Tapatalk

Author:  rogerdodger [ Sun Jul 31, 2016 10:17 am ]
Post subject:  Re: Which glu to repair turbo fin og Mirage drive ?

TI_Tom wrote:
Ummm...those are beyond repair. If it was a small poke-through from the shaft I would recommend filing it with marine goop or gorilla glue, but those just need to be replaced.

Sent from my SPH-L720T using Tapatalk


Image

just get some new fins.

Author:  WAVERIDER [ Sun Jul 31, 2016 2:59 pm ]
Post subject:  Re: Which glu to repair turbo fin og Mirage drive ?

new fins.

For small tip rips etc you can affect temporary repairs with a patch of inner tube and rubber shoe glue or two part expoy araldite. Whatever you have around. no point buying anything special as its more effective to replace them.

Author:  HStrech [ Mon Aug 01, 2016 9:38 am ]
Post subject:  Re: Which glu to repair turbo fin og Mirage drive ?

Best bet would be replacement fins. Always great to see well used product!

GRY/BLK ST Fin, Part # 81193001, suggested retail $34.99 per fin

GRY/BLK ST TURBO Fin, Part # 81192001, suggested retail $39.99 per fin

Author:  staktup [ Fri Sep 09, 2016 7:43 pm ]
Post subject:  Re: Which glu to repair turbo fin og Mirage drive ?

I heard that the pedal straps make good welding material for the fins...

Author:  fusioneng [ Sat Sep 10, 2016 6:17 am ]
Post subject:  Re: Which glu to repair turbo fin og Mirage drive ?

Who cares about repairing the rips in the fin, it's not worth the effort, those fins are a consumable item on these boats. Think of them as the same as tires on your car, they wear out and have to be replaced once in a while. Look at how stretched out the trailing edge is. The fins are hydrofoils, the natural flexability of the material is what creates the lift required to propel the boat, thats just the way they work. Over time the material gets tired and stretches out, and the fins are no longer able to create the correct geometry. This is just a guess but I would estimate the fins in the pic are only half as efficient as new fins. Just buy new fins and put them on, it's like night and day difference in peddling effort/actual propulsion force.
Using mirage drives is a learned art, you kind of need to develop very light feet, where if the fin does touch the bottom, the very worst thing you can do is to try to pedal thru it. You have to stop, and reverse carefully, the go to shallow pedal mode until you are clear of the shallow. Sometimes you have to physically get out of the boat to get the fin out. If you try to pedal thru or continue peddling you are just destroying the fin.

If you regularly go thru oyster beds (like we do), it's pretty easy to just go to Lowes and get some 3/4" or 1" wide x 1/16 thick aluminum cut a 2-3 inch piece then simply fold it over the leading edge on the tip of the fin. You can glue it down with any old tennis shoe type repair glue (I think it's called goop). You can also cover it with several layers of 3m black electrical tape (only 3m, no off brand, and make sure it's black). The fin material is the same type of plastic (tpe) that tennis shoes are made from.
By doing this you increase the survivability of the fin by 20 fold, obviously that prevents the fin from tearing, but it's your light feet (a learned art), that prevents bending the stainless rods. Slight bends on the rods can be easily straightened a few times, but each time they bend they get weaker. If you have bent the rods several times and straightened them, it's probably time to buy new rods (I always carry 1 or two spares (usually older rods that have been replaced previously are my spares (they get me home).
Once the trailing edge of the fin gets all stretched out like in you pic, it's simply not worth trying to repair the fin.
Since you have to replace the fins anyway, I would definately get the upgrade kit to upgrade to the big turbo fins, you get new rods with the kit, it's only a few bucks more, but boy is it worth it.
Hope this helps
FE

Author:  OliJohann [ Tue Oct 25, 2016 12:45 am ]
Post subject:  Re: Which glu to repair turbo fin og Mirage drive ?

Replacing your turbo fin with a new one is the way I can see. There were some small tears in my turbo fins and then I repaired them with the help of epoxy. :mrgreen:

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