Finally have complete 16V brake system, need brake expert help.

[tberk@mindspring.com (T Berk)]

Randy B wrote:
> 
> About 3.5 yrs ago I installed the 16V 10.1's, ~2yrs ago Craig and I
> installed the 16V rear axle. (Mars)
> 2 months ago I finally got around to installing the 16V booster/MC/prop
> valves/pedal assy only to find the MC was bad.
> I ordered one from Potter and finally put the MC in today, bled it the
> normal way by myself (not bench bled) and everything seems to work great now.
> 
> Two Questions:
> 
> 1. The brakes are more on/off with less modulation (as I assumed they would
> be) but something occured to me.
> With the engine off the brakes require more pedal effort to stop the car
> and while running the engine you get more boost (less pedal effort).
> Therefore if I could find a way to constrict the vacuum hose from the
> intake manifold to the booster I could (tune) increase pedal effort in turn
> allowing more modulation of the brakes.....Does this make any sense??
> 

No; it's not the hose, it's the booster itself that provides the power.


> 2. The rears will definitely lock up before the fronts now (worked
> perfectly before with the 81 MC/Booster/prop valves and 16V brakes F/R,
> just too much pedal travel).
> I am using the 16V prop. valves and my brakes are F: Mintex red-box/ate
> slotted R:Mintex red-box/Zimmerman x-drilled.
> After talking to Craig, he thinks that switching to better pads in front
> (Mintex C-tech) I will get enough grab in front to reduce rear lockup.
> This makes sense but I thought I'd check first to see if anyone has found a
> more constrictive VW Prop valve (from another model) I could install to
> reduce rear pressure first. I will eventually switch to adjustable (tilton)
> valves but in the meantime I need something to tide me over.
> 
> Thanks for any advice,
> 
> Randy
> www.myscirocco.org



Put stock pads in the rear. Cheaper to experiment with in any case.


TBerk