03-09-2009, 07:00 PM
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#5
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VIP Member
Join Date: Dec 2004
Location: Cumming GA
Posts: 1,994
Likes: 1,296
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Re: valve springs
I have used the poop out of PAC 1409s. 8000 rpm in my 283. I can give more details. e mail me at jimschaechter@earthlink.net
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James Schaechter 3163 STK
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