Domain: tiger-web1.srvr.media3.us Should I Raise My Jackplate | Outdoor Board
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Should I Raise My Jackplate

Posted on 8/4/25 at 9:21 am
Posted by WillFerrellisking
Member since Jun 2019
2696 posts
Posted on 8/4/25 at 9:21 am
Have a 2024 Bass Cat Pantera Classic with a 200 Mercury Pro Xs 4 stroke. Running with my 2 boys and myself can get roughly 65-68mph with empty live wells. Once live wells are full I can only get around 48mph out of it.

Is this much speed reduction normal? I’ll have to see what pitch prop I have but it’s what came with motor from factory.

I’ve also never raised the jackplate since I’ve had it a lil over a year.
Posted by lsuson
Metairie
Member since Oct 2013
15112 posts
Posted on 8/4/25 at 9:40 am to
I'm assuming the extra weight is causing your hull to sink some in the back. Raising the jackplate may help some. I'd also try trimming up the motor a little to find that sweet medium to increase speed.
Posted by DownshiftAndFloorIt
Here
Member since Jan 2011
71469 posts
Posted on 8/4/25 at 9:44 am to
quote:

Is this much speed reduction normal?


No, that is not normal on any boat.

What is engine speed at WOT with each load? How different is the running angle of the boat in each case?

Sounds to me like the boat is probably over wheeled but need the above information. The jackplate probably doesn't have a whole lot to do with this unless its set dramatically too far down or up.

The engine should run in its optimal operating range at full throttle and 100% of vessel capacity. I doubt you have an overweight boat, but if you've added a whole metric assload of shite to it, you might need to weigh it.
Posted by KemoSabe65
70605
Member since Mar 2018
6628 posts
Posted on 8/4/25 at 9:44 am to
Doesn’t sound right, 20 mph loss with how much weight (live wells full)?
Assuming fixed JP?
Need more info
I gained zero speed taking 3 lead acid batteries out of my console. Figured there would be some gain but nope.
Posted by DownshiftAndFloorIt
Here
Member since Jan 2011
71469 posts
Posted on 8/4/25 at 9:50 am to
quote:

gained zero speed taking 3 lead acid batteries out of my console. Figured there would be some gain but nope


Sounds like your boat is set up properly. Except at the extremes of rated weight, top speed and planing speed shouldn't change a whole lot with any planing hull boat. If it does, the boat is usually underpowered, overwheeled, or (most often) both.

There seems to be an epidemic out there of dealerships overwheeling boats. It seems they get propped to hit the middle of the recommended WOT speed at delivery weight which is by far the lightest any boat will ever be. Great for going fast on delivery day and not worth a damn for handling real life use.

I want that SOB to be able to redline with a light fishing load.
Posted by AlxTgr
Kyre Banorg
Member since Oct 2003
86755 posts
Posted on 8/4/25 at 10:14 am to
I have a '21 P2. No, that is not normal. While it could be an engine height issue, I highly doubt it. BassCat tends to err on the side of being deep and does not setup to the usual 3.5" PTP measurement. I have had to raise the engines on both of my cats. The most likely issue is too much pitch, especially if you have a Fury. My boat was shipped with a 24P Fury and while it was scary fast empty, it became sluggish fast with load and I could never get it to the proper RPM. Let us know what model and pitch prop you are running and post a pic of the top of your jack plate.

If it's not the prop, you could have a balance problem. Move everything you can to the rear of the boat. Too much weight in the front makes cats tough to get fully lifted.

FWIW, the Bravo 1 FS is going to be your best all around prop for that hull. Yeah, you may lose 2/3 mph on the top, but the mid range and weight carrying will be better than the Fury.
Posted by AUTimbo
Member since Sep 2011
3255 posts
Posted on 8/4/25 at 10:50 am to
quote:

FWIW, the Bravo 1 FS is going to be your best all around prop for that hull. Yeah, you may lose 2/3 mph on the top, but the mid range and weight carrying will be better than the Fury.


This

3-blade Fury can be very funny with a heavier load, even on my Eyra
Posted by armsdealer
Member since Feb 2016
12287 posts
Posted on 8/4/25 at 10:50 am to
A hydraulic jack plate is my second favorite luxury on a boat, the first is spot lock (especially with auto deploy/auto trim). It makes it easy to see if raising the motor just a little more will help, it usually does.
Posted by AlxTgr
Kyre Banorg
Member since Oct 2003
86755 posts
Posted on 8/4/25 at 10:53 am to
quote:

A hydraulic jack plate is my second favorite luxury on a boat,
This just doesn't come up in my world of boating. Once I get it set, I almost never need to adjust.
Posted by WillFerrellisking
Member since Jun 2019
2696 posts
Posted on 8/4/25 at 12:30 pm to
It 100% can be a balance problem with front of boat too heavy. I have a ton of tackle in my big center storage compartment. I’ll move some stuff around before taking it out this weekend.
Posted by AlxTgr
Kyre Banorg
Member since Oct 2003
86755 posts
Posted on 8/4/25 at 1:16 pm to
Would still like to know your prop.
Posted by WillFerrellisking
Member since Jun 2019
2696 posts
Posted on 8/4/25 at 1:36 pm to
It’s definitely a fury but not sure on pitch
Posted by WillFerrellisking
Member since Jun 2019
2696 posts
Posted on 8/4/25 at 1:57 pm to
It is a 23 pitch
Posted by AlxTgr
Kyre Banorg
Member since Oct 2003
86755 posts
Posted on 8/4/25 at 2:06 pm to
Probably the correct pitch for that boat/engine combo with light load and not dead of Summer. Some guys actually swap out props Summer/Winter.
Posted by Floating Change Up
Member since Dec 2013
12953 posts
Posted on 8/4/25 at 2:51 pm to
RPM's running while empty/full?

Keep in mind, Pantera livewell is about 30 gallons. That's about 250 pounds you're adding.

That said, 18-20mph seems like a steep price to add 250 pounds.
Posted by KemoSabe65
70605
Member since Mar 2018
6628 posts
Posted on 8/4/25 at 5:30 pm to
How big a Baw are you?
Posted by LSU Neil
Springfield
Member since Feb 2007
3461 posts
Posted on 8/4/25 at 5:58 pm to
Are you trimming the motor? Is prop blowing out with the additional weight when you trim up? At no point should a 200 on a basscat not be able to turn a 23 pitch prop. Something is not right. I
Posted by WillFerrellisking
Member since Jun 2019
2696 posts
Posted on 8/4/25 at 6:06 pm to
Haha, I’m 165, my 16yr old 190 and 13yr old 130. We run fine in the morning with empty live wells and full fuel but soon as I fill the live wells up I can not get any lift.
Posted by WillFerrellisking
Member since Jun 2019
2696 posts
Posted on 8/4/25 at 6:10 pm to
Yes I am trimming up the same as usual and getting my usual height rooster tail just no lift.

It could very well be my front compartments are overloaded. I’ll move stuff around and report back.
Posted by LSU Neil
Springfield
Member since Feb 2007
3461 posts
Posted on 8/4/25 at 6:14 pm to
Yeah sounds like a prop problem to me. I’m running a 25m on a 175 sho fully loaded at 64mph with plenty of lift. You really should not have a “rooster tail” at all. Thats not a good thing to have a rooster tail and no lift.
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