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Old 01-02-2014, 04:46 AM
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undy undy is offline
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Location: Virginia Beach, Va & Port Charlotte, Fl.,
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The later pickup installed 360s, had thinner cylinder walls than the earlier 390s. I wouldn't even waste my time on a sonic check. I'd do a 0.030" overbore, a stroker crank and call it a day.
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