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

General Specifications

Surface Flatness Standard Less Than 0.03 Millimeter (mm)
Limit 0.10 Millimeter (mm)
Cylinder Bore Inner Diameter Standard Grade No.1 93.000 - 93.010 Millimeter (mm)
Grade No.2 93.011 - 93.020 Millimeter (mm)
Grade No.3 93.021 - 93.030 Millimeter (mm)
Wear Limit 0.20 Millimeter (mm)
Out-Of-Round (X - Y) Less Than 0.015 Millimeter (mm)
Taper (A - B) Less Than 0.015 Millimeter (mm)