Piston Ring, Engine

Piston Rings
Piston Ring End Gap - First Compression Ring - Service Limit 1.37 mm (0.0539 inch)
Piston Ring End Gap First Compression Ring - Production Value 0.3 - 0.45 mm (0.0118 - 0.0177 inch)
Piston Ring End Gap-Second Compression Ring - Service Limit 1.35 mm (0.0531 inch)
Piston Ring End Gap-Second Compression Ring - Production Value 0.50 - 0.65 mm (0.049 - 0.0187 inch)
Piston Ring End Gap-Oil Control Ring - Service Limit 1.20 mm (0.0472 inch)
Piston Ring End Gap-Oil Control Ring - Production Value 0.15 - 0.35 mm (0.0059 - 0.0138 inch)
Piston Ring to Groove Clearance-First Compression 0.26 mm (0.0102 inch)
Ring - Service Limit
Piston Ring to Groove Clearance-First Compression 0.08 - 0.17 mm (0.0030 - 0.0067 inch)
Ring - Production Value
Piston Ring to Groove Clearance-Second Compression 0.10 mm (0.0039 inch)
Ring - Service Limit
Piston Ring to Groove Clearance-Second Compression 0.01 - 0.03 mm (0.0004 - 0.0012 inch)
Ring - Production Value
Piston Ring to Groove Clearance-Oil Control Ring - Service Limit 0.12 mm (0.0047 inch)
Piston Ring to Groove Clearance-Oil Control Ring - Production Value 0.01 - 0.03 mm (0.0004 - 0.0012 inch)