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I once tested the Surefire on a lathe, and found that the distance from rotor to pickup coils is not that critical.Even with the magnets well clear of the pins, it kept happily sparking at 2000 rpm (=4000 engine rpm)
I once tested the Surefire on a lathe, and found that the distance from rotor to pickup coils is not that critical.
Even with the magnets well clear of the pins, it kept happily sparking at 2000 rpm (=4000 engine rpm)
