Piston Ring, Engine

PISTON RING GAP
Compression Ring No. 1 0.20-0.35 mm (0.007-0.013 in.)
Compression Ring No. 2 0.20-0.40 mm (0.007-0.015 in.)

PISTON RING WIDTH
Compression Rings 1.5 mm (0.059 in.)
Oil Ring (Steel Rails) 3.5 mm (0.137 in.)