Piston Ring, Engine

Dimensional Specifications
Piston Rings:
Upper compression ring:
Thickness 1.475 - 1.490 mm
Side clearance in groove 0.035 - 0.080 mm
Working gap in cylinder 0.300 - 0.500 mm
Lower compression ring:
Thickness 1.475 - 1.490 mm
Side clearance in groove 0.040 - 0.075 mm
Working gap in cylinder 0.300 - 0.500 mm
Oil scraper ring:
Thickness 2.500 mm
Working gap in cylinder 0.75 - 1.00 mm