Given that only air is compressed in a very diesel engine, and fuel is not really introduced to the cylinder until eventually shortly before top rated dead centre (TDC), untimely detonation is not really a difficulty and compression ratios tend to be larger. Fuel ignites inside of a diesel engine https://lingeriebookmark.com/story7444962/the-smart-trick-of-diesel-engine-parts-manufacturer-that-nobody-is-discussing