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

Mechanical Specifications


Starter Type Reduction
Commutator Diameter:
Standard 29.4 mm (1.16 inch)
Minimum 28.8 mm (1.13 inch)
Brush Length:
Standard 12.3 mm (0.48 inch)
Minimum 7.0 mm (0.28 inch)
Brush Spring Force:
Standard 15.0 - 20.4 N (3.35 - 4.59 lbs.)
Minimum 5.9 N (1.32 lbs.)
Pinion Gap 0.5 - 2.0 mm (0.020 - 0.078 inch)