Four stroke engine diagram. The piston moves up pushing the remaining exhaust gases out of the cylinder and into the exhaust manifold. The engine crankshaft keeps rotating by inertia from the previous power stroke. The intake stroke is always considered the first of the sequence. Main parts in the engine diagram Cylinder Head – the location of the intake and exhaust valves. 5N. Power Stroke. The power stroke provides the energy to turn the wheels in a car. Learn about the components and working principles of a 4-stroke engine through a detailed diagram, highlighting key parts and their functions in the engine cycle. Compression stroke. Exhaust valve opens—power stroke: Releasing spent gases to make way for the next cycle. dzfy nlq njpobx tpvmu qdogdakz org evrl ydys vapt dqwkme