Piston Ring, Engine

Piston Rings
Piston ring end gap - top 0.15-0.30 mm (0.0006-0.0012 in)
Piston ring end gap - intermediate 0.25-0.50 mm (0.0098-0.0197 in)
Piston ring end gap - oil control 0.15-0.65 mm (0.0059-0.0256 in)
Piston ring groove width - top 1.53-1.55 mm (0.0602-0.0610 in)
Piston ring groove width - intermediate 1.52-1.54 mm (0.0598-0.0606 in)
Piston ring groove width - oil control 3.030-3.050 mm (0.1193-0.1201 in)
Piston ring width - top and intermediate 1.47-1.50 mm (0.0579-0.0591 in)
Piston ring-to-groove clearance - top 0.03-0.08 mm (0.0012-0.0032 in)
Piston ring-to-groove clearance - intermediate 0.02-0.07 mm (0.0007-0.0028 in)