Diesel Data: Automotive Repair

Piston Ring, Engine





Ring Groove Clearance
Using a feeler gauge, measure the clearance between a new piston ring and the wall of the ring groove.





Standard ring groove clearance





Piston Ring End Gap
Using a piston, push the piston ring a little beyond the bottom of the ring travel, 110 mm (4.33 inch) from the top of the cylinder block.





Standard end gap