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

Ignition Control Module

Spark Control Computer 5226106 5226118 5226122 5226162 5226188 5226174 5226158
Note: Shelby option.
5226160
Note: Shelby option.
5226166
Note: High Altitude.
Vacuum Advance (Range) --- --- --- --- --- --- --- --- ---
Accumulator Time (In Minutes) --- --- --- --- --- --- --- --- ---
Spark Advance Test
Note: Includes base timing.
33 +/- 4 at 2000 Degrees At RPM (deg @ rpm)42 +/- 4 at 2000 Degrees At RPM (deg @ rpm)40 +/- 4 at 2000 Degrees At RPM (deg @ rpm)40 +/- 4 at 2000 Degrees At RPM (deg @ rpm)40 +/- 4 at 2000 Degrees At RPM (deg @ rpm)40 +/- 4 at 2000 Degrees At RPM (deg @ rpm)43 +/- 4 at 2000 Degrees At RPM (deg @ rpm)43 +/- 4 at 2000 Degrees At RPM (deg @ rpm)38 +/- 4 at 2000 Degrees At RPM (deg @ rpm)