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-   -   Is it possible to switch outdrives (http://www.mariahownersclub.com/forum/original-mariah-talk/8807-possible-switch-outdrives.html)

vman 09-19-2013 06:37 AM

Is it possible to switch outdrives
 
I found an exact copy of my old Talari with 1 exception, it has the bravo 1 outdrive. I would rather have the bravo 3 myself. I know its not a cheap swap but I loved how my boat handled with that set up. Not concerned about value of resale just wanting to know if its possible and then there are multiple gear ratio's to figure. Thanks. Vman

mikeyt 09-19-2013 03:51 PM

Re: Is it possible to switch outdrives
 
My understanding is that the B3 should bolt right on in place of a B1.

blockp 09-19-2013 05:49 PM

Re: Is it possible to switch outdrives
 
Yep, B1 and B3 are interchangeable.

Here's a link to the gear ratio's on the drives.

Oregondunes 09-19-2013 08:32 PM

Re: Is it possible to switch outdrives
 
in fact the uppers are identical. so, as long as the ratios are the same, only the lower needs swapped.

ShabahZ280 09-19-2013 09:08 PM

Re: Is it possible to switch outdrives
 
Yep, totally possible. My old Z250 came from the factory with a B3. Someone stole it before I purchased it, and the marina replaced it with a B1... Trust me, your decision to go with a B3 is a wise one. :wink_thumbup:

vman 09-20-2013 12:57 AM

Re: Is it possible to switch outdrives
 
Thank you gentleman. I seen the chart above with gear ratio but can't make head or tales out of which I need to go with. I have these bravo III on ebay for around $5200.00 so to get the right gear ratio would be a must. I just don't understand why you would put a 7.4 mercruiser in a boat and only have a bravo I. Makes no sense to me. All that power going to nothing. Handling and docking would be greatly improved, not to mention performance out of the whole or top end. I'm not looking for a speed boat but at least 55 to 60 isn't much to ask. My champion will easily do 70 plus.

vman 09-20-2013 01:10 AM

Re: Is it possible to switch outdrives
 
here are some pics of the boat in question.http://http://i1203.photobucket.com/albums/...psaaa8f913.jpghttp://http://i1203.photobucket.com/albums/...ps04fdecf6.jpghttp://http://i1203.photobucket.com/albums/...ps69f0a9e3.jpghttp://http://i1203.photobucket.com/albums/...psad3c736f.jpghttp://http://i1203.photobucket.com/albums/...psad3c736f.jpghttp://http://i1203.photobucket.com/albums/...ps7fe2a114.jpg

finleydj 09-20-2013 01:50 AM

Is it possible to switch outdrives
 
I'm sure there is a forum for this question but here goes, what is the difference between alpha I and Bravo I. If the Bravo is better, can I put a bravo in place of my Alpha? I have a 95 220 Talari with a 5.7. Thx

mikeyt 09-20-2013 02:40 AM

Re: Is it possible to switch outdrives
 
Quote:

Originally Posted by finleydj (Post 49053)
I'm sure there is a forum for this question but here goes, what is the difference between alpha I and Bravo I. If the Bravo is better, can I put a bravo in place of my Alpha? I have a 95 220 Talari with a 5.7. Thx

Bravo are a much better option for higher horsepower motors. Bravo One employs heavy-duty shafts and bearings coupled to near-net-forged gears to withstand the heavy torque and thrust loads. In addition, it comes standard with a dual water pickups gearcase, improving the flow of cooling water to the engine for enhanced reliability and performance. All Bravo drives include upgraded thrust bearings and a thicker socket floor in the upper gears, which translates to increased durability. The Bravo 3 improves on those benefits by adding the duo-prop for better control and planing ability.

As far as changing over from an Alpha 1 to a Bravo outdrive, it can be done but you have to change the entire transom assembly, drill a couple of extra holes in your transom, add a sea water pump and swap some parts in the shift assembly. Personally, i wouldn't change out the Alpha with the 5.7 as the Alpha will handle everything the 5.7 can throw at it.

ColoradoDiablo 09-20-2013 03:47 AM

Re: Is it possible to switch outdrives
 
As mikeyt states , the Alpha drive will take 300 horse with no issues.
If you have , or build a 5.7L with more than 300 ponies...... might be worth the change over.
But , it ain't gonna be cheap.:shakehead:
There are a few members that can verify what happens when you push a drive to the limits.
In my opinion , you'd be better off getting a different boat with the engine/drive that you want.
Repower prices are crazy , compared to the purchase of another boat!
Unless you love your boat , like I do!:yes_grin: Then money is no object , except for dealing with the wife!!

JMO


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