Deep Dive: Cadillac’s New, Exclusive 4.2-Liter Twin-Turbo V-8

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Whatever you do, don’t call it Northstar. According to John Rydzewski, assistant chief engineer of the all-new 550-hp Cadillac V-8 engine, the powerplant was called many things during its roughly four-year development, but in the end they’re just calling it exactly what it is: twin-turbo 4.2-liter V-8. No funny alphanumerics or drawing on history here. […]

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