Piston Ring Gap Tool

thingiverse

After placing the piston ring in the cylinder bore, use this tool to insert and align the piston ring to a set depth to accurately check ring end gap. Sized for 4.8L/5.3L LS engines with a 3.78"/96mm bore. Can easily be resized in your preferred slicer for different engines. The first tool inserts the ring to a depth of 20mm, the second inserts the ring to 69mm. (About halfway down the bore on a 4.8L/5.3)