Pontiac GTO Forum - View Single Post - First Oil Change...65 GTO (389)
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post #7 of (permalink) Old 07-11-2011, 01:13 PM
Join Date: Jun 2011
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Hi all, I don't mean to hijack this thread but I too will have this same question. I was planning on adding some Mobil 1 Synthetic, but after reading the responses maybe these old motors need something different?
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