another jackplate ?

imported_bjs

Petty Officer 1st Class
Joined
Jun 21, 2005
Messages
368
where does everyone start with the height of jackplate.all the way down half up or all the up.?
 

Dhadley

Supreme Mariner
Joined
Feb 4, 2001
Messages
16,978
Re: another jackplate ?

Depends on what the set up was like without it. If it was pretty good we usually move the AV plate up slightly to compensate for the setback. A general rule of thumb is 1" up for every 5-6" back. Then test with the same prop and compare the baselines.
 

gatorred

Petty Officer 1st Class
Joined
Nov 9, 2005
Messages
318
Re: another jackplate ?

got water pressure guage mine water pressure drop's i lower it till in come's back up good
 

imported_bjs

Petty Officer 1st Class
Joined
Jun 21, 2005
Messages
368
Re: another jackplate ?

yes i have a gauge thats kinda what i do i know this is going to sound strange but ever since i put the kacplate on i have better water pressure.
 

Dhadley

Supreme Mariner
Joined
Feb 4, 2001
Messages
16,978
Re: another jackplate ?

Thats not strange at all. A couple of things could explain that but most likely when you went back you put the water intakes in less aeriated water.
 
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