Piston Ring, Engine

Piston
Diameter
(1) 87.5-87.51 mm (3.444-3.445 in)
(2) 87.51-87.52 mm (3.4452-3.4456 in)
(3) 87.52-87.53 mm (3.444-3.446 in)
Clearance to bore 0.025-0.045 mm (0.0009-0.0017 in)
Ring groove width
Top 1.203-1.205 mm (0.0473-0.0474 in)
2nd 1.17-1.19 mm (0.0460-0.0468 in)
Oil 2.501-2.503 mm (0.0984-0.0985 in)
Skirt coating thickness 0.008-0.020 mm (0.0003-0.0007 in)

Rings
Width
Top 1.17-1.185 mm (0.0460-0.0466 in)
2nd 1.197-1.199 mm (0.0471-0.0472 in)
Oil 2.38-2.45 mm (0.093-0.096 in)
Ring gap (in bore)
Top 0.16-0.31 mm (0.006-0.012 in)
2nd 0.33-0.48 mm (0.012-0.018 in)
Oil 0.2-0.7 mm (0.007-0.027 in)