Adjusting valves on a 65 273?

doing this today...
make it simple
turn with socket on crank
watch push rod #1 Cly, or any Cly. after intake push rod stops moving. you may need to apply a little pressure with your finger on the push rod.
go another 1/4 turn that cylinder is on its compression stroke.
lifters are on the hill of the cam. adj that Cly. both In and Ex.
you can go in firing order or what ever.