Thread: GTD, Wilwoods
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Old 01-26-05, 01:23 AM   #13 (permalink)
Howard Jones's Avatar
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Join Date: Jun 2002
GT40: San Francisco Bay Area California USA
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Re: GTD, Wilwoods

The "Q" pads on all 4 corners solved 95% of the screaching problem. I think that the rest will go away with use. If not a little leading edge chamfer on the pads should work.

After a little more front to rear brake ballance testing, I have a proportioning valve in the rear line, the car stops very well. I would guess its at least several times better than the GTD brakes and without any increase in peddle effort. I was unable to get any fade with several hard stops from 60-70 mph during testing. Also the rear pro. valve ended up being turned down 5 full turns. My best guess is that is about 10-15% reduction in brake pressure on the rears.

The last thing to do would be remove the vac. boosters and replace the peddle/ master cylinder with a 6 to 1 ratio type. I may do this at some point in the future but for now I am happy with the results.

All in all this setup seams to work very well. I can lock all four wheels at scary speeds but the peddle must be pressed on firmly. That may be a good thing as I really never really liked touchy brakes anyway.
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