Piston Ring, Engine

DIMENSIONS
Piston Ring Groove Clearance:
No. 1 0.011-0.070 mm (0.0004-0.0028 inch)
No. 2 0.030-0.070 mm (0.0012-0.0028 inch)
Piston Ring End Gap:
Standard:
No. 1 0.300-0.470 mm (0.0118-0.0185 inch)
No. 2 0.350-0.520 mm (0.0138-0.0205 inch)
Oil 0.130-0.450 mm (0.0051-0.0177 inch)
Maximum:
No. 1 1.070 mm (0.0421 inch)
No. 2 1.120 mm (0.0441 inch)
Oil 1.050 mm (0.0413 inch)