#5
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That's soft for bottom 13's. I honestly feel a looser converter would net you .2 in the sixty foot and .3 -.4 at the stripe.
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1972 SS 454 Chevelle LS5/M21/12 bolt 3.73 posi 1969 Malibu COPO L72/M20/12 bolt 3.31 posi 1968 Malibu LQ9/4L80E/12 bolt 3.73 posi |
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