To me what made the most sense was an aftermarket independent front suspension. Easier than putting a clip on in my opinion, and you end up with all new parts. Heidts, TCI, Fatman's, most of the larger hot rod suspension houses carry them.
R-Bo
1959 Apache 1/2 ton Big Window, Short bed Fleetside (under reconstruction) 1966 GMC 305V6 in the family