Which Ram 1500 engine is the most reliable?
When reliability rankings are compared across Ram 1500 generations, the engine consistently matters more than trim or tech. The 5. L HEMI V8 remains the most battle-tested option in the lineup, with many trucks surpassing very high mileage in Canada when maintained properly. The Ram 5. L HEMI has 40 more horsepower (395 vs. HP) and 27 more lb-ft of torque (410 vs. Chevy 5. L. This means better acceleration, more power for passing, and better towing.