I have installed numerous disc brake kits from ABS in Orange, CA. Truck shop, Brothers, CPP and numerous others in So Cal also sell kits. The system will not work with the original MC. I also recommend a power booster.
Fred


1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine