the "k" master doesn't have a provision for the rubber retaining ring for a manual pushrod ? or maybe not enough stroke ? this is interesting, as speedway motors sells a "chrysler style" master with an 11/16" bore for "disc conversion kits". i think this may be a "k" master.
or maybe not enough stroke ? this is interesting, as speedway motors sells a "chrysler style" master with an 11/16" bore for "disc conversion kits". i think this may be a "k" master. 
