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)

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Drum Brake System

Brake Drums
*All Brake Drums have a discard dimension cast into them. Replace any drum that does not meet this specification. After refinishing drums, replace any drum that does not meet the maximum refinish diameter or minimum diameter after refinish specification.
Inside Diameter 8.863 Inch (in)
Maximum Refinish Diameter* 8.909 Inch (in)
Discard Diameter 8.920 Inch (in)
Maximum Radial Runout 0.006 Inch (in)