Ever wonder what makes and engine reliable? Why have manufacturers like Toyota and Honda have really reliable engines while some others don't? how come companies like BMW can make some engines that are really reliable and some engines that don't make it 100,000 miles? in this episode of Bumper 2 Bumper we take a look at what engines, that have proven to be reliable, have in common, why not every modern engine is built that way, and happens when you put the most reliable aspects we can find into 1 engine. Is your engine on our list of reliable motors? You'll have to watch to find out.