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Old 04-09-2021, 05:20 AM   #10
factorystock
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Join Date: Feb 2007
Location: west coast
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Re: Cool GMC Pickup With 478 V6

All about high torque at low rpm and long term durability. Now what if GMC had the 401 V6 option ( in addition to the 396-402 V8 ) in a 3/4-1 ton pickup with the 3.54 ratio?
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