Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Piston Ring - End Gap


PISTON RING END GAP

End gap:
Top ring ...............0.20 - 0.39 mm (0.0079 - 0.0154 inch)
2nd ring ...............0.35 - 0.59 mm (0.0138 - 0.0232 inch)
Oil ring .........................0.20 - 0.69 mm (0.0079 - 0.0272 inch)

Max. limit of ring gap:
Top ring ................0.53 mm (0.0209 inch)
2nd ring .................0.7 mm (0.028 inch)
Oil ring .....................0.95 mm (0.374 inch)