BMW Understates Output of the M5 Competition’s V8
BMW rates the base engine at 600 horsepower and the Competition model's at 617 horsepower with both making 553 lb-ft of torque. What about on the dyno?
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BMW rates the base engine at 600 horsepower and the Competition model's at 617 horsepower with both making 553 lb-ft of torque. What about on the dyno?
