Piston Ring: Specifications

PISTON RING GAP

Ring gap-Top Compression Ring 0.20-0.36 mm (0.008-0.014 in.)
Ring gap-2nd Compression Ring (Micro-Napier) 0.20-0.40 mm (0.0078-0.0157 in.)
Ring Gap-Oil Control (steel Rails) 0.25-0.76 mm (0.010-0.030 in.)

PISTON RING SIDE CLEARANCE

Top and Second Compression Ring 0.040-0.080 mm (0.0016-0.0031 in.)
Oil Ring (Steel Rails) 0.038-0.184 mm (0.0015-0.0073 in.)