Late Model Hemi Engine Upgrades - Hemi Hop-Up
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Here's the graph showing the 5.7's power increased from the 385 hp PreformancePac. As you can see, it's underrated. Increased drivability, performance, and efficiency will be realized from these well-engineered and tested components. Notice peak power for the 5.7 is at only 5,100 rpm. View Related Article
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