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  1. 05-25-2018, 06:49 PM #1
    rsonnier
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    New Pro Xs V8 octane?

    Picking up my new Z21 with Pro XS V8 tomorrow. Going break her in on Sunday. What fuel and octane should I use?
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  2. Huckleberry
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    #2 05-25-2018, 07:26 PM
    Quote Originally Posted by rsonnier View Post
    Picking up my new Z21 with Pro XS V8 tomorrow. Going break her in on Sunday. What fuel and octane should I use?
    NOS
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  3. howieranger
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    #3 05-25-2018, 07:42 PM
    Quote Originally Posted by rsonnier View Post
    Picking up my new Z21 with Pro XS V8 tomorrow. Going break her in on Sunday. What fuel and octane should I use?
    The owners manual for my 250 Pro XS V8 states 87 octane minimum, Premium 91 octane is also acceptable for most models.
    2018 Z521L 250 PRO XS V8
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  4. EuropeanAM
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    Mercury 3L/4 Stroke/Verado Moderator EuropeanAM's Avatar
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    #4 05-25-2018, 08:12 PM
    87 Octane. No need for anything higher (nor any benefit to you).


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  5. rsonnier
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    #5 05-26-2018, 12:19 AM
    Thanks
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