amsoil zrod 20w50

  1. I

    question

    which oil should I put.I have a 2008 z06 ls7 engine is freshly build with comp cam is any one use amsoil zrod 20w50 or should I use something else now I'm using m1 0w40
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    • amsoil zrod 20w50
    • Replies: 27
    • Forum: C6 Forum
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