As engine oil works to maintain the engine managing efficiently, it burns and results in chemical byproducts much like ash. Byproducts both follow the cylinder partitions and transfer in the engine with the oil. Newer engines are much scaled-down now due to the changeover to Laptop or computer elements verse https://engine-oil-treatment39404.blogadvize.com/42024208/the-fact-about-engine-oil-treatment-that-no-one-is-suggesting