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Danny Ashley · 07-28-2009, 07:23 PM

I was told the hot set-up in valve springs for Super Stock are PAC . Used on a lot of Pro Stockers and Comp engines. Suppose to have long life. Check them out at racingsprings.com.

07-28-2009, 07:23 PM	#4
Danny Ashley Member Join Date: Nov 2001 Location: Marion,In. Posts: 267 Likes: 60 Liked 110 Times in 29 Posts	Re: Valve spring life I was told the hot set-up in valve springs for Super Stock are PAC . Used on a lot of Pro Stockers and Comp engines. Suppose to have long life. Check them out at racingsprings.com.