Piston Ring, Engine

GENERAL SPECIFICATIONS

Piston Rings
Ring, End Gap - Top Compression 0.15-0.3 mm (0.006-0.012 inch)
Ring, End Gap - Second Compression 0.3-0.5 mm (0.012-0.019 inch)
Groove Clearance - Top Impression 0.05-0.09 mm (0.0019-0.0035 inch)
Groove Clearance - Second Compression 0.06-0.10 mm (0.0024-0.0039 inch)