Thread: total ignition timing

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Originally Posted by michaelmrc

can someone settle an argument for me please. my friend says that total ignition timing is read with a dial back timing light as what the light reads plus the initial static timing ive always thought that whatever the total on the timing light read was the total can someone please clear this up for us. thanks

The total advance would be the initial advance plus the vacuum and mechanical systems all in. It is easiest read with a dialback becuase mose cars don't have that many degrees marked out on the damper or marker.