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#16770
legendre
Participant

    In case any clarification is required, you can think of event #1 as "magneto timing" and event #2 as "ignition timing".

    Magneto timing ensures that a good, strong spark is ready, on-tap when it’s called for – ignition timing sets that spark off at precisely the right moment (in terms of crankshaft position, usually measured in degrees before top-dead-center "BTDC".