Why Do Engineers

Why Do Engineers Put The Piston Ring First They Even Use The Piston To Inside Isn'T The Piston Be Installed On The Piston Not Installation A Test And The Small Openin g In The Ring Not A Completely Closed Circle It Must Leave This Gap Is Called The End The Worker Puts The Cylinder Then Uses The It Down Evenly That Way The Ring Sits Square Inside The Cylinder Tilt A Thin Feeler Gauge To Check The Blade Slides Into The Opening The Size Is Or Lifts One And Check Whether The Ring Lines So Why Not Circle From The It Is Not Just For Easier Installation Reason Is Heat Expansion Is Running Gets Hot And Expand S A Closed Circle Nowhere To Expand It Would Push Hard Against The Cylinder Wall That Could Scratch Cause Scoring Or Even Break The Piston Ring Cannot Be Too Large Either Gap Is Too High Pressure Combustion Downward Through It The Engine Loses Power It May By And Oil So The Piston Ring Must Be Tested Inside The Cylinder First Tiny Gap Is Correct Can The Ring Seal Properly Without Destroying The Engine