Checking End Gap

Piston rings, checking end gap




- insert piston ring squarely into cylinder
- use a piston without rings to push
- push ring down until it is approximately 15 mm (19/32 in.) from bottom edge of cylinder

New:
- compression ring: 0.20-0.40 mm (0.008-0.056 in.)
- oil scraper ring; 0.25-0.50 mm (0.010-0.020 in.)

Wear limit:
- 1.0 mm (0.04 in.)