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
Piston Ring-To-Ring Groove Clearance
Top 0.020 - 0.065 mm (0.008 - 0.0025 inch)
Second 0.030 - 0.065 mm (0.0012 - 0.0025 inch)
Oil 0.07 - 0.16 mm (0.0028 - 0.0062 inch)
Maximum 0.15 mm (0.0059 inch)
End Gap (measured in cylinder)
Top 0.15 - 0.30 mm (0.0060 - 0.0118 inch)
Second 0.25 - 0.40 mm (0.0099 - 0.0157 inch)
Oil (rail) 0.20 - 0.70 mm (0.0079 - 0.0275 inch)
Maximum 1.0 mm (0.0394 inch)