My dad had a '71 GMC 1/2 ton 305 with Auto with non-power front discs and
rear drums and split master cylinder. The MC was mounted on the firewall.
6 lug hubs. Seemed like pretty good brakes at the time. Would anything
from one of those be useful?
Bruce Kettunen
'57 3100
Mt. Iron, MN
>Bill,
>I converted my '53 3100 to disc brakes. They work great. I went to
>pick-n-pull (junk yard that lets you go find what you want and remove it
>yourself) and got the front rotor (includes the hub), calipers,
>proportioning valve and flexible brake line from a 77' Camaro. I bought
>the adapter kit from Chevy Duty. I do NOT have any type of vacuum assist.
>I even used the old, but rebuilt, master cylinder. I have had people on
>this list state that you "need" a vacuum booster and dual master cylinder
>but have not seen a GOOD explanation as to why. Most of the statements are
>speculation.
>
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