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shorty drive will it help?

Old 08-28-2012 | 05:45 PM
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Default shorty drive will it help?

i have a 1988baja the drive low in the water . i want to no who has put one on there boat and will it really help???
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Old 08-28-2012 | 08:24 PM
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Every boat is different. My son tried a 2'' imco on his 98 Baja 24 outlaw, saw no improvement. I tried it on my 260 prowler. it let be turn a bigger wheel which picked up my cruise by 5 mph. Picked up about 3 mph at wot.
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Old 08-28-2012 | 08:39 PM
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They work much better with higher HP. With stock engine boats it tends to help handling but not speed. It will lower your cruise speed using the same prop as before.
The more HP you have it tends to help more.
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Old 08-28-2012 | 09:00 PM
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As I recall bob u have some good power in ur boat. Correct?
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Old 08-29-2012 | 03:30 PM
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Originally Posted by Noise Pollution
Every boat is different. My son tried a 2'' imco on his 98 Baja 24 outlaw, saw no improvement. I tried it on my 260 prowler. it let be turn a bigger wheel which picked up my cruise by 5 mph. Picked up about 3 mph at wot.
my drive is down more in 1994 they raise the drive up. and yes drpete3i have a 540 dart with 718hp. i am running in the 80in hot weather and best 86cooler air.at wot my boat is out of the water. it seem like i am on the drive with about a foot of the boat in the water. so i am not convice if the shorty will work for me. so far i have two guys that say yes. so now i got to find one. use i hope
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Old 08-29-2012 | 07:33 PM
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Where do you live - I have two.
They have been on a few boats locally.
Steve
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Old 08-29-2012 | 07:35 PM
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Tinkerer, what do you have Imco?

Email me at [email protected] I may be interested. I have standard Imcos on my boat and need to try shorties.

Kirk
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Old 08-29-2012 | 07:35 PM
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Do you have to trim a lot for max speed? If you do the drive will help.
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Old 08-29-2012 | 07:39 PM
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I do yes
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Old 08-30-2012 | 12:39 PM
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Originally Posted by Tinkerer
Do you have to trim a lot for max speed? If you do the drive will help.
depends if trimming is loosening the prop up or picking the bow and wetted surface on boat up. If your trimming to lossen boat up you may loose bow carrying leverage with a shorter drive. On my 272 Baja I was convinced that my drive was too deep and tried a 2" shorty based on the fact it goes the fastest with lots of trim ( my prop c/l is 7.5 inches BUT don't forget these boats have a pad on the bottom, in my case it hurt top speed and killed the handling of the boat, would barely carry the bow and bow steered like crazy. Put a 1"spacer in and it helped, put stock length drive back on and it was the best, also while testing boat tried to swap ends at mid 90's too from losing bite and I was lucky to not get ejected, sold that shorty!!!!! I also tried a ext box with same crappy results, Smitty
I think maybe over stock speeds but under real high speeds they might help.
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