Steve,
You are going the wrong way. To bias more toward the rear you need the
smaller MC for the rear to increase the hydraulic pressure and the larger MC
for the front to reduce the front pressure.
Richard Good
--------------------------------------------------
From: "steve" <colordog.1@earthlink.net>
Sent: Saturday, October 26, 2013 5:46 PM
To: "FOT" <fot@autox.team.net>
Subject: [Fot] Dialing in more rear brakes
> Friends,
>
> I've recently added dual-circuit brakes with a Tilton balance bar assembly
> to my TR3 and I can't seem to get enough rear brakes. I'm looking for some
> advice.
>
> Here's what I have done so far:
>
> Installed balance bar with front and rear Master Cyl's 2.5" apart. The
> pushrods are parallel to each other. Both Master Cyl's were .750 I'm not
> running any residual pressure valves.
>
> The pedal felt like a brick so I switched to two .625 MC's. The pedal
> feel was much better but still, even with the adjustment to full rear, the
> rears were barely starting to drag when the fronts were biting.
>
> I switched the rear Cyl to .700 and, same thing. The rears just start to
> hook up when the fronts can not be turned by hand.
>
> Next, I switched the rear cyl to .750 and it feels the same. All of my
> testing is up on jackstands in the garage. I'm racing next weekend.
>
> I've played with adjusting the pushrod lengths so that the balance bar is
> parallel during full braking as illustrated in the Tilton instruction
> sheet.
>
> Overall, the brakes work well but I can't figure this one out on my own.
>
> Any ideas?
>
> ~STEVE
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