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hydromatic brakes ???

riz

3/4 ton status
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<font color=purple> Are hydromatic brakes exclusive to the deisels ? Is this system any better or worse than regular brake set up ?

L8r,
. Riz . <A target="_blank" HREF=http://www.geocities.com/rizmonkey>http://www.geocities.com/rizmonkey</A>
 
<font color=purple> Nothing ? I thought you deisel guys would know .....

L8r,
. Riz . <A target="_blank" HREF=http://www.geocities.com/rizmonkey>http://www.geocities.com/rizmonkey</A>
 
hey riz, the diesel board isn't like the 73-91 blazer/jimmy one... you gotta wait more than 13 hours for an answer here...

<font color=purple>L8R...</font color=purple>

<font color=green>chevy4x4
</font color=green>
 
Id stick with your current setup, They are about the same as far as how they perform.

Theres nothing like fiddling with my Jimmy! 1984 GMC Jimmy 379 diesel, 700R4, 3.73s, 31 x10.50 x 15
 
Not exclusive, all the diesels regardless of GVW use the hydroboost. The 1 ton gasser trucks used them as well, but can't tell you offhand what the parameters were for getting them over a vaccum booster.

They work better than a vaccum setup in heavily loaded situations, but the drawbacks are more complexity and they have a tendency after they get some age to leak p/s fluid out the rear seal.....right into the cab and soak the underlayment under the carpet. Usually you don't catch it until the carpet is soaked, but at least the cab won't rust :)
Jay
http://kenalbin.com/jay.html
 
<font color=purple> Cool, thanks !

L8r,
. Riz . <A target="_blank" HREF=http://www.geocities.com/rizmonkey>http://www.geocities.com/rizmonkey</A>
 
BTW, forgot to mention. You can swap to a vacuum booster, using the factory vacuum pump (if automatic) or if manual truck get a pump from a automatic and it'll power the booster. The cummins trucks use the same vaccum pump to power their booster, although they use two at once. But in a lighter vehicle one will suffice providing everything is up to par.
Jay

http://kenalbin.com/jay.html
 
Cummins equipped Dodges switched to Hydroboost in '97. It is generally considered a better setup. I still run mine w/the 350, my brakes rock.

Pete

'83 K5, 350 TBI (ex 6.2), 700R4, NP208, Dana 60/14 bolt, 4.56s, Detroits, 3" lift, 15-39.5x15 TSLs
'97 Dodge 2500 4x4 CC LB Sport, Cummins 5 spd
 
The hydroboost is better, not exclusive to the diesel, but I think it's the only system available to the diesel. It suits the diesel very well because of it's low end torque. The problem with a gasser and the hydroboost has to do with idling speed. If you fine tune your gasser to idle reale slow ... to a perfect purr -&gt; it will stall as you press on the brake because the pump will have to work on providing vaccum to the brakes. Not a good situation to be in, but the diesel couldn't care less. You can turn and hit the brakes all you want, it doesn't seeem to be affected by the pump at all ... so much torque it's unreal.
 
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