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



Diameter [90° to bore axis and 16.5 mm below oil ring]
Standard 82.953-82.975 mm (3.2659-3.2667 in)
0.25 over 83.203-83.225 mm (3.2758-3.2765 in)
0.50 over 83.453-83.475 mm (3.2856-3.2864 in)
Piston-to-cylinder clearance
Standard 0.025-0.066 mm (0.0010-0.0025 in)
Maximum 0.15 mm (0.006 in)