Testing Oil Pressure On A Big Block 440

If your rocker shafts are not installed or the oil feed circuit to the rocker shaft bolt isn't in place, and using a drill priming device, do not stand in front of this , as you rotate the crank to line up the cam feed passage hole, to confirm feed to the top end, you will end up wearing the oil all over your shirt!
1 ruined sweater as of last Sunday, but got 70 lbs out of it!