Truck 5.3 build
04-11-2012, 11:22 PM
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Truck 5.3 build Have a 2000 gmc half ton. The original 5.3 has nearly 300k on it so I'm about to start building an engine for it. Gonna get a good used engine identical to mine and build it. I want to upgrade to get more low end grunt out of it. I know I need a cam with less duration than one made your
