The cheapest way is to find a 1964-1972 chevelle, GTO, Cutlass in the junkyard that had disc brakes, and pull it off. Preferably the single piston kind. I think the cutlass is the easier find in my opinion.
I got a set off ebarf for $290 in good shape (after shipping). They are off of a '71 Cutlass Charles ------------------------------------------------------------------- Check out my 502 powered '65 Malibu Super Sport Project http://www.65ss.com > > > > > >Hello all, > > I recently aquired a one / two owner 64 chevelle malibu ss. Unfortunately > >it still has the drum brakes on the front. I have been searching the web > >for reasonable cost drum -> disc conversions and have found a couple of > >sites that describe the "tall" spindle swap. Some say there are significant > >problems, some say it is not a big deal, some say that you can find a 12 " > >swap instaed of the 11 " swap while retaining the stock 5 on 4 3/4 inch bolt > >circle. Some say just go with an all new kit, some say that just find used > >parts in a junk yard. I want the swap to be easy, relatively inexpensive > >and work with the stock drum brakes in the back. I have a fair amount of > >mechanical ability and live in Northern California. All suggestions and > >advice are appreciated. Thanks. > >John(;-) > >