Ever heard of an engine so tough it laughs at high mileage, boost, and neglect? From America’s rugged iron‑block classics to Japan’s precision‑built marvels, we’ve rounded up 15 motors that run harder, last longer, and refuse to quit. Buckle up, these powerplants are ready to prove their absolute, legendary endurance. 1. GM 3800 V6 The … Continue reading 15 Legendary Engines That Refuse to Quit