Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Piston rings Ring-to-grove clearance Top Standard or new 0.045 - 0.090 mm
Service limit 0.135 mm
Second Standard or new 0.040 - 0.070 mm
Service limit 0.13 mm
Ring end gap Top Standard or new 0.25 - 0.35 mm
Service limit 0.60 mm
Second Standard or new 0.60 - 0.75 mm
Service limit 0.90 mm
Oil Standard or new 0.20 - 0.70 mm
Service limit 0.80 mm