Proform Engine Piston Ring FilerManual ModelIncludes One 120 Grit WheelAlum. Base 66785

Description:

To assure proper piston ring end-gap, the piston ring filer enables the user to file piston rings quickly and accurately. Position the piston ring firmly against the dowel pins, crank the handle to turn the abrasive wheel. Using a feeler gauge, file the piston ring to meet the manufacturer's specification.