Dimension & Clearance Specifications - Piston Rings

Piston Ring (Compression)
Side Clearance (Top Ring) Keystone-Type Ring
Side Clearance (Second Ring) 0.0390-0.0790 mm (0.0015-0.0052 inch)
Gap (Top Ring) (1-6) 0.2500-0.5700 mm (0.0100-0.0220 inch)
Gap (Top Ring) (7-8) 0.2900-0.6100 mm (0.0120-0.0240 inch)
Gap (Second Ring) (1-6) 0.7200-1.0300 mm (0.0280-0.0410 inch)
Gap (Second Ring) (7-8) 0.7600-1.0700 mm (0.0300-0.0430 inch)
Piston Ring (Oil)
Side Clearance 0.0400-0.0900 mm (0.0016-0.0035 inch)
Gap 0.2500-0.5100 mm (0.0100-0.0200 inch)