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6.4L/392 cubic-inch displacement
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505 horsepower / 475 lb-ft of torque
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Cast iron block with 4-bolt main caps
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Aluminum cylinder heads / Forged crankshaft
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Powdered metal rods with floating pins and hypereutectic aluminum pistons
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10.9:1 compression ratio allows for pump gas use
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4.090-inch bore and 3.724-inch stroke
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Hydraulic roller camshaft
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5 Speed automatic transmission (545RFE) 2007-2011
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New bell housing and torque converter 2012-2018
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Install time - 45 hrs - Labor Not Included