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

With Variable Camshaft Phasing

PISTON RING END GAP

End Gap
Top Ring 0.15-0.30 mm (0.0059-0.0118 in)
2nd Ring 0.30-0.50 mm (0.0118-0.0197 in)
Oil Ring 0.20-0.70 mm (0.0079-0.0276 in)

PISTON RING GROVE & GAP CLEARANCES

Groove Clearance
Top Ring 0.04-0.08 mm 0.0016-0.0031 in)
2nd Ring 0.03-0.07 mm 0.0012-0.0028 in)
Oil Ring 0.06-0.15 mm 0.0024-0.0059 in)