4 Barrel

Looks like his cam is:

Lift: 441 / 441
Duration: 276 / 288
Lobe Centers: 114

________

Solid lifters, with adjustable rockers?

Or

Hydraulic lifters with stamped steel rockers with the mopar rocker shafts.

______

If you have mechanical adjustable valves, should have around .010 - .012ths valve lash, not .000

If it is hydraulic lifters and adjustable rockers then you need around 3/4 turn after zero lash, for the pre-load.