Thread: 1959 gmc 450
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Old 05-29-2013, 09:38 AM   #12
truckpoor86
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Join Date: Oct 2012
Location: Verde Valley, AZ
Posts: 3
Re: 1959 gmc 450
The numbers you are after are stamped on the flat boss next to the distributer. The first three numbers tell the displacment of the engine. Chris
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