‘300 LB-FT At 400 RPM’ – Cadillac’s 7.4-Liter V16 Engine Was A Torque Monster

Almost 100 years ago,Cadillacdebuted one of its most impressive pre-War models: the Series 452. The job of powering it fell to a gigantic 452 CID (7.4L) V16 engine, rated at 165 horsepower. Its torque figure was a bit more noteworthy at 320 pound-feet, but its most impressive spec was how low in the rev range it could produce a good bit of torque. At just 400 rpm, the Series 452 could squeeze out 300 pound-feet.