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

Ring groove width-top 0.0484252 - 0.0492126 Inch (in)
Ring groove width-intermediate 0.05984252 - 0.06062992 Inch (in)
Ring groove width-oil control 0.1192913 - 0.1202756 Inch (in)
Pin bore diameter (piston) 0.8663976-0.8665748 Inch (in)