***Link*** :: [Understanding CHT and EGT](https://www.savvyaviation.com/understanding-cht-and-egt/) ***Description*** :: `= this.link` ***Author*** :: [[Mike Busch]] ***Related To***: - [[All About EGT & CHT]] #### Key Quotes * [[CHT]] measures heat energy wasted during the power stroke, when the cylinder is under maximum stress from high internal pressures and temperatures. * [[EGT]] measures heat energy wasted during the exhaust stroke, when the cylinder is under relatively low stress. * High CHTs generally indicate that the engine is under excessive stress for its own good.... By contrast, high EGTs do not indicate that the engine is under excessive stress. #source