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What really killed the legendary 5.7 Vortec? For years, the General Motors 5.7L Vortec (L31) was one of the most trusted truck engines ever built. Found in vehicles like the Chevrolet Silverado and Chevrolet Tahoe, this 350 cubic inch V8 delivered strong torque, simple design, and unmatched reliability. But then… it disappeared. In this video ...
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