Pontiac SD-455 Block Repair - Damage Control - Pontiac Tech
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The relatively stock SD-455 cranked out 405 hp at 5,100 rpm, and 478 lb-ft of torque at 3,900 rpm. Average horsepower and torque between 3,000 and 5,500 was 360 and 448, respectively. You can bet that's enough to put a smile on any driver's face! View Related Article
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