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, Engine

Piston
Piston diameter coded grade 1 88.990 89.010 mm (3 5035 3.5043 inch)
Piston diameter coded grade 2 88.998 89.022 mm (3.5039 3.5048 inch)
Piston diameter coded grade 3 89.010 89.030 mm (3.5043 3.5051 inch)
Piston to cylinder bore clearance 0.012 - 0.022 mm (0.0005 inch)