KnowraFour-stroke engineLinked fromLinked fromThe 27 pages that link to Four-stroke engine, each with the reason it gives.All 27Broader topic 9Related 5Narrower topic 8Compared with 5Two-stroke engineCompared with: Its separate intake and exhaust strokes avoid the two-stroke’s simultaneous gas exchange.Étienne LenoirCompared with: Its separate compression stroke made later designs more efficient than Lenoir’s engine.Giacomo AgostiniCompared with: The four-stroke MV Agusta machines defined the earlier part of Agostini’s Grand Prix career.Pistonless rotary engineCompared with: It performs the same cycle with reciprocating pistons rather than rotating chamber boundaries.Ultralight aviationCompared with: It offers an alternative to the light two-stroke engines used in some ultralights.