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 diameter - coded STD mm (inch) 100.380-100.400 (3.952-3.9528)
Piston diameter - coded 0.5 mm (inch) 100.880-100.900 (3.972)
Piston diameter - coded 1.0 mm (inch) 101.350-101.370 (3.990-3.991)
Piston-to-cylinder bore clearance mm (inch) 0.030-0.060 (0.0012-0.002)