heads and cam
#1
![Exclamation](https://ls1tech.com/forums/images/icons/icon4.gif)
ok i have prc 2.5 5.3 heads with ms3 cam thats gonna need to get milled some cause of some issues and im wondering has any one had them milled any and wonting to know has any one had any piston to valve issues if so or do yall think i will if i get them milled please put some info on here