13 Testing Torqs Zl1 Power Packages Center Stage
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Back on the dyno, it was time to test the Stage 2 upgrades. The additional boost from the smaller diameter pulley combined with lower IATs increased power significantly. From stock, the ZL1 was up 86.3 horsepower and almost 100 lb-ft of torque. Peak power rang in at a much more respectable 546.8 and torque followed suit at 540.2 lb-ft. View Related Article
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