got an stock deck height 79 351W block and dds flat tops with piston valve reliefs and FORD RACING Z304 heads wondering whatlift cami prob could move up 2

 

what your compression, you have a manual or an automatic, if auto what stall converter,what type of springs are on your heads whats their max lift. There are a bunch questions best thing to do is call crane cams or comp cams. Some of these guys on here will tell you get a custom grind shaft.....F that ok there are a million off shelf cams out there one of them is bound to work.