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 Dimensions and Clearances

DIMENSIONS
Thickness:
Top Ring 1.728-1.740 mm (0.0681-0.0686 inch)
Second Ring 1.978-1.990 mm (0.0779-0.0784 inch)
Scraper Ring 2.976-3.052 mm (0.1173-0.1202 inch)
Side Clearence:
First Ring 0.050-0.082 mm (0.0019-0.0032 inch)
Second Ring 0.040-0.072 mm (0.0016-0.0028 inch)
End Gap:
First Ring 0.300-0.500 mm (0.0118-0.0197 inch)
Second Ring 0.150-0.650 mm (0.0059-0.0256 inch)
Scraper Ring 0.380-1.400 mm (0.0149-0.0552 inch)