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 Pin, Engine

Piston Pin
Piston pin outer diameter
Grade No.O 19.989 - 19.995 (0.7870- 0.7872 in.)
Grade No.1 19.995 - 20.001 (0.7872 - 0.7874 in.)
Piston pin to piston clearance 0.002 - 0.006 (0.0001 - 0.0002 in.)
Piston pin to connecting rod oil clearance Standard 0.005 - 0.017 mm (0.0002 - 0.0007 in.)