Swirl: Rotational flow of charge within the engine cylinder, about its axis. Related posts: Naturally aspirated engine Water jacket Cylinder head AT8002 Advance Theory of IC Engines Syllabus Steering axis inclination Swirl ratio EGR system Variable Length Intake Manifold (VLIM) Wheel cylinder or Slave cylinder Spark plug AE8502 Aircraft Structures – II Syllabus Backfire Turbulence Back pressure Camshaft position sensor (CMP) AE8401 Aerodynamics – I Syllabus Oil galleries Cylinder block Detonation Stratified charge Read more articles Previous PostSwept volume or Displacement Next PostSwirl ratio