Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Piston rings





11. Piston rings
^ Offset gaps by 120°





Fig. 1 Checking piston ring gap
- Push ring squarely from above down to lower cylinder bore, approximately 15 mm from cylinder edge. To do this use a piston without rings.








Fig. 2 Checking ring to groove clearance
- Clean groove before checking clearance.