Late Model Hemi Engine Upgrades - Hemi Hop-Up
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Looking at this graph, it's apparent the 6.1 realized a broadened power band from the 475 hp PerformancePac (also underrated). The broad power band felt more like 500 hp for the heavy car to go so quickly down the track. The bigger Hemi made peak power at nearly 6,000 rpm. View Related Article
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