Piston Ring, Engine

PISTON RINGS
Ring Gap-Top Compression Ring 0.25-0.51 mm (0.0098-0.020 inch)
Wear Limit 0.8 mm (0.031 inch)
Ring Gap-2nd Compression Ring 0.23-0.48 mm (0.009-0.018 inch)
Wear Limit 0.8 mm (0.031 inch)
Ring Gap-Oil Control Steel Rails 0.25-0.64 mm (0.009-0.025 inch)
Wear Limit 1.0 mm (0.039 inch)
Ring Side Clearance-Compression Rings 0.030-0.080 mm (0.0011-0.0031 inch)
Wear Limit 0.10 mm (0.004 inch)
Ring Side Clearance-Oil Ring Pack 0.012-0.178 mm (0.0004-0.0070 inch)
Ring Width Compression Rings 1.47-1.50 mm (0.057-0.059 inch)
Ring Width-Oil Ring Pack 2.72-3.88 mm (0.107-0.1133 inch)