Head ?'s
#1
Head ?'s
Jus winder have stock with boltons 01' z m6 jus wondering best bang for buck upgrade head wise ls6? Want to keep it totally a dd.... But have some power high 11's also camshaft plays a part what should I do guys help please
#2
If your going to do heads ls6 is best bang for you buck now if you want to add cam your going to need all supporting mods to maximize your camshaft like heads intake valve springs pushrods ext.. but if your just trying to do cheap upgrade headers and a tune