Erson Cam >> good with lots of compression ?

your lift as nothing to do with piston to valve clearance
duration and lca has more
If that is a grind from the old Super Shop days it was well made but obsolete even then
Super shop did not want comebacks from treeshade ,mechanics so they were really gentle
which also meant that they wore well
grinds from that era are all obsolete given todays springs and computer generated masters or even CNC no master used grinders
so inspect carefully and give it a try- jack the timing around and see what it likes