With Variable Camshaft Phasing

PISTON RING END GAP

End Gap
Top Ring 0.15-0.30 mm (0.0059-0.0118 in)
2nd Ring 0.30-0.50 mm (0.0118-0.0197 in)
Oil Ring 0.20-0.70 mm (0.0079-0.0276 in)

PISTON RING GROVE & GAP CLEARANCES

Groove Clearance
Top Ring 0.04-0.08 mm 0.0016-0.0031 in)
2nd Ring 0.03-0.07 mm 0.0012-0.0028 in)
Oil Ring 0.06-0.15 mm 0.0024-0.0059 in)