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

Electrical Specifications

Centrifugal Advance Advance Starts 0 at 700 Degrees At RPM (deg @ rpm)
Intermediate Advance 4.5 at 1300 Degrees At RPM (deg @ rpm)
Intermediate Advance 8 at 2400 Degrees At RPM (deg @ rpm)
Full Advance 7.4 at 3000 Degrees At RPM (deg @ rpm)
Vacuum advance Main Diaphragm Inches of Vacuum to Start Plunger 2.36 Inch Of Mercury (in Hg)
Maximum Advance 10 at 11.02 Degrees At Inches Mercury (deg @ in hg)
Sub. Diaphragm Inches of Vacuum to Start Plunger 7.09 Inch Of Mercury (in Hg)
Maximum Advance 6 at 11.81 Degrees At Inches Mercury (deg @ in hg)