Please help confirm 99-04 GT mastercylinder plumbing

gunnibronco

New Member
May 17, 2011
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I've posted this on 5 forums now, and I'm still hoping someone will get me an answer.

I have a 99 Mustang GT hydroboost & master cylinder, on a 74 Bronco. I live about 2 hours from any salvage yards, so I had the parts shipped from a salvage yard, and I never saw how it was plumbed to the Mustang.

On 99-04, which line from the master cylinder feeds the front brakes? and which line feeds the rear brakes?

I have the larger, front line (furthest from the firewall) feeding the front brakes. And the smaller, rear line feeding the rear brakes. Can someone please confirm?

I've upgraded to larger piston calipers and have lost a lot of front brake. If I've got the lines mixed up, it will help me decide what to do next.

Can anyone suggest a master cylinder with a greater volume, for larger brakes? It seems there aren't many options.

Thanks
Chad
 
what kind of front end are you running in the bronco? we have a 93 ranger with a dana 44 solid axle swap with 79 f150 disc brakes, and the stock 93 ranger master cylinder works great, with a ton of stopping power! with even have explorer rear disc's and it all works great off the stock master cylinder.
 
The larger line feeds the rear brakes, atleast that's how it is on my 04 stang. The smaller line provides more pressure for the front brakes which do most of the stopping. The bigger line has less pressure but more brake fluid for the longer run of brake line. Hope this helps!