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  1. SBC break in oil? HELP!

    Chevy
    I just brought home my first engine build home from school. It's a 385sbc. All I have to do is pre oil it and toss it in. Easy enough right. Nope. First I know I can't put just any oil in it. My teacher said to get an oil with zinc in it. I know that any thing that says "race" or "for...
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