Plastigauge PL-A is a fine strip of plastic that is used to measure the clearance between fitted mechanical components precisely. In most mechanical works, the precise clearance between two moving components is of great importance. Any slight gap error may result in noise, wear, or failure. Plastigauge PL-A is a low-cost tool that can be used to measure these clearances without any co... https://almifthaah.com/understanding-plastigauge-pl-a-applications-benefits-and-limitations/