Originally posted by lluciano77
I have pretty high pressure valvesprings. I originally had ARP regular length studs. I kept breaking them. I switched to the studs that are designed for roller rockers, and haven't broken one since. They are approximately 1/4" longer. That will give you more thread.
Just make sure your valvetrain geometry is correct. With excessively milled heads, you may need different pushrods.
my head's have not been milled and
I'm going with your advice thank you for your input ps Iwill let you know