Dedicated to the Promotion and Preservation of American Muscle Cars, Dealer built Supercars and COPO cars. |
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#1
06-14-2022, 02:46 PM
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Driven, Brad Penn (or Penngrade) is all good stuff, I don't think you could go wrong with any of those choices. The green stuff is popular.
I use Amsoil Z-rod myself as it's easily available to me. It's all comparable stuff. 
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earntaz (06-14-2022) | ||
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