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

Belt Tension

New belt 175 +/- 5 lb
Used belt 130 +/- 10 lb

NOTE:
- New belt refers to a belt which has been used less than 5 minutes on a running engine.
- Used belt refers to a belt which has been used on a running engine for 5 minutes or more.