Quote:
Originally Posted by lolife99
Drum brake trucks have a distribution block.
The 71-87 disc brake trucks have a proportion valve.
Just add the brake booster to your current M/C.
Done.
|
Thanks, do the 71-87 trucks with proportioning valves still run the brown wire to the brake idiot light in the gauge cluster and the proportioning valve?
I have a basket case '71 GMC (it's a '71 cab on a '69 chassis) hence my question