Why Plymouth’s Crazy Cross-Ram Engine Vanished in Two Years

17.3K views · 632 likes · Nov 9, 2026

Discover the story of the 1960 Plymouth Sonoramic Commando—a 383 cubic-inch V8 featuring a radical cross-ram intake system with massive 30-inch aluminum runners crossing over the engine to feed the cylinders. Learn how this ingenious airflow design produced 460 lb-ft of torque at…

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