Piston Ring, Engine

PISTON RING GAP & GROOVE CLEARANCE

Ring Gap-Top Compression Ring 0.015-0.30 mm (0.0059-0.0118 in.)
Ring Gap-2nd Compression Ring 0.30-0.45 mm (0.0118-0.0177 in.)
Ring Gap-Oil Control Steel Rails 0.20-0.70 mm (0.0079-0.0276 in.)
Ring Side clearance-Compression Ring 0.03-0.07 mm (0.1182-0.0028 in.)
Ring Side clearance-Oil ring pack 0.06-0.15 mm (0.0024-0.0059 in.)