
09-26-2011, 07:04 PM
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CC Member
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Join Date: Dec 2004
Location: Kansas City,
KS
Cobra Make, Engine: jbl
Posts: 2,291
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Not Ranked
i've weighed a factory block at 163#, and i've weighed a fms 4" bore block at 205#. i'm guessing the weight difference is closer to 40#.
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