5.9L Cummins 12 Valve Or 24 Valve: Which Is Better

Which 5.9L Cummins engine is better, the 12 valve or the 24 valve? We break it down for you with the pros and cons of each.Which 5.9L Cummins engine is better, the 12 valve or the 24 valve? We break it down for you with the pros and cons of each.