Thanks for the follow up.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
'New' frame in the works for '08. Some Canadian Bush Trip and Build
Photos: http://mikeromainjeeptrips.shutterfly.com
98XJ wrote:
> On Sun, 16 Mar 2008 22:35:55 -0400, 98XJ <> wrote:
>
>> How did you address the pressure differential between the old
>> hydraulics
>> and the new? There is a combination valve in the system designed to
>> limit the pressure to the rear drum brakes so they cannot lock up
>> during
>> a panic stop. If they do lock up, you will swap ends faster than you
>> can blink.
>>
>> The brake master cylinder also sends different volumes of fluid for
>> drum
>> wheel cylinders vs calipers. The, or some for sure, master also has
>> check valves for drum brake fluid flow that can jam disk calipers
>> 'on'.
>>
>> I know 100% for sure that a master cylinder for drum brakes will 'not'
>> work for disk brakes on a CJ7 or CJ5. It 'will' jam the calipers in an
>> 'on' position, I have seen it happen several times with sloppy parts
>> counter persons giving out the wrong one or the wrong one in the right
>> box. So if your gas mileage starts to drop....
>>
>> Just a heads up for you.
>>
>> Mike
>> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>> 'New' frame in the works for '08. Some Canadian Bush Trip and Build
>> Photos: http://mikeromainjeeptrips.shutterfly.com
>> =====================================================================
>>
>> Final note:
>>
>> Over the weekend, I drove up to visit my dad. Up there on the 45th
>> parallel, the secondary roads are still completely snow packed or
>> iced-over, which gave me several op****tunities to mash on the brakes
>> to see how the Jeep tracked. It glided completely straight on both
>> snow and ice.
>>
>> So, I do not think there's an issue with using the stock XJ master
>> cylinder and pro****tioning valve with the Liberty rear discs.
>>
>> If I experience anything different on dirt, sand, or dry pavement, I
>> will post it here.
>>
>> Jim
>
>
> Final Post +1 to address other questions:
>
> The pedal feel is great and the braking is much improved.
> My mileage was slightly over 20 mpg for the trip. This included some
> 4wd driving, too. js


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