Piston Ring, Engine
Piston ringNumber of rings per piston 3
Compression ring 2
Oil ring 1
Compression ring type
No.1 Inner bevel type
No.2 Taper type
Oil ring type 3-piece type
Ring end gap
No.1 0.20 - 0.35mm (0.0079 - 0.0138in.) 0.8mm (0.031 in.)
No.2 0.37 - 0.52mm (0.0146 - 0.0205in.) 0.8mm (0.031 in.)
Oil ring side rail 0.2 - 0.7mm (0.0079 - 0.0276in.) 1.0mm (0.039in.)
Ring side clearance
No.1 0.04 - 0.08mm (0.0016 - 0.0031in.) 0.1mm (0.004in.)
No.2 0.03 - 0.07mm (0.0012 - 0.0028in.) 0.1mm (0.004in.)
Rings for service 0.25mm (0.010in.), 0.50mm (0.020in.)