October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Piston Ring, Engine

Piston Ring
Ring closed gap
Top ring Standard 0.20 - 0.35 mm (0.0079 - 0.0138 inch)
Second ring Standard 0.37 - 0.52 mm (0.0144 - 0.0203 inch)
Oil ring Standard 0.20 - 0.50 mm (0.0079 - 0.0197 inch)

Ring groove gap
Top ring Standard 0.040 - 0.080 mm (0.0016 - 0.0031 inch)
Second ring Standard 0.030 - 0.070 mm (0.0012 - 0.0028 inch)