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With the 2.65-inch pulley on the blower, the 10-inch pulley on the crankshaft, and C16 race gas in the tank, the 1900 TVS was pumping out 23 pounds of boost. The result was 635 rwhp and 618 lb-ft of torque. Because the airflow capabilities of the 1.9L supercharger were reached, Jones saw no need to jump to the largest (11-inch) crank pulley. Note the 500-plus pound-feet of torque from 2,600 rpm.