The 5.7 HEMI engine is an almost 20 years old engine still on the production line because of its great performance and efficiency. Two spark plugs per cylinder are the main reason for it since two sparks ignite the air-fuel mixture more evenly generating more force for the power stroke, so let's learn in-depth what are the best spark plugs for 5.7 HEMI to complement its distinctive feature.
Ford's 3.5 EcoBoost provides outstanding performance per liter and fits modern ecology requirements at the same time. To make it happen, engineers used the best technology available right now, including an ignition system and spark plugs themself. In this article, we'll review OEM plugs and see what are the best replacements for them.
The spark plug is a simple engine part, seems like there is nothing to worry about when choosing it. Yet there is a lot to discuss asking “how to choose spark plugs for my vehicle?”. Even though spark plugs themselves are basic pieces of equipment, they are involved in a complex process - combustion. Actually, they are the exact reason why air-fuel mixture is ignited in a gas engine.