Piston Ring, Engine

Piston Rings
Ring groove width
Top 1.203-1.205 mm (0.0473-0.0474 in)
2nd 1.202-1.204 mm (0.0473-0.0474 in)
Oil 2.501-2.503 mm (0.0984-0.0985 in)
Ring 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)