ARP Head Studs Change

[oneg360]

I HAVE A 4.1 PRODUCTION BLOCK WITH TA SI HEADS W/ ARP HEAD STUDS. I’M SWITCHING TO CHAMPION HEADS. I KNOW THAT I HAVE TO CHANGE A FEW STUDS, DO ANY OF YOU GUYS KNOW WHICH ONES NEED TO BE CHANGED WHEN GOING FROM TA TO CHAMPION HEADS?