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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Ignition Timing: Specifications
Basic
Ignition Timing (@ 750 ± 100 rpm)
5° ± 3° BTDC
Actual
Ignition Timing Approx. 8° BTDC
NOTE: 1.
Ignition timing is variable within about
±7°, even under normal operating.
2.
And it is automatically further advanced by about
5° from 8° BTDC at higher altitudes.