I have Patriot dual gold .660 lift springs and Chromoly 7.425 hardened Thunder racing pushrods.
FYI John, these springs on the heads are only rated to a .600 lift…
http://texas-speed.com/shop/category.asp?catid=48
My cam specs are…
237/242, .603"/.609"
So, these springs are useless to me. They are maxed out before I even crank the car over.