Piston Ring: Specifications

Piston ring
Side clearance
No.1 0.04-0.08mm (0.0015-0.0031in.) 0.1mm (0.004in.)
No.2 0.03-0.07mm (0.0012-0.0027in.)
End gap
No.1 0.23-0.38mm (0.0090-0.0149in.) 1mm (0.039in.)
No.2 0.33-0.48mm (0.0130-0.0189in.) 1mm (0.039in.)
Oil ring side rail 0.20-0.60mm (0.0078-0.0236in.) 1mm (0.039in.)
Service oversize 0.25, 0.50mm (0.010, 0.020in.) oversize