[urq] 85 - Brake conversion questions

urquattro at comcast.net urquattro at comcast.net
Wed Nov 15 13:26:11 EST 2006


Part of my choice to "go vacuum" was that the PO had removed ALL the hydraulic assist parts during the 20vt swap and replaced the brake servo with a mechanically-biased non-assist Tilton system. I definitely didn't see that as a viable long-term solution for a 99% street-use car. I couldn't put together a bomb-assist system with new parts (like I used on my setup) for 3 times what I paid for my project, even if I did want to go that route.

I had some concerns about the "safety" issue of relying on a vacuum servo, too, however there are MANY people I know of who drive the snot out of their turbo-converted cars with vacuum brakes and I have never heard of a problem.  

All the same, the "final" settup on my car will likely use full 1/2" vacuum plumbing from a 1/2" OD vacuum port, as well as an extra dedicated vacuum reservoir, just to add to the factor of safety.


 -------------- Original message ----------------------
From: "brozmotorz" <brozmotorz at free.fr>
> 
> for me, I would never convert to vacuum assist !
> the hydraulic servo is nice a safety feature, I prefer to keep it...even if 
> that means a pesky rebuild !
> 
> pierre
> 
> > I just converted my 20vt urq to vacuum brakes; this can be done regardless 
> > of what calipers you are using and independant of a caliper upgrade.
> 



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