I agree about the Crane or other optical units. The magnetic units,
Pertronix et. al. depend on air gap so that, much like points, your timing
may be erratic at best, should your dizzy bushings be worn. Replacement of
the bushings is fairly straight forward.
At 10:34 AM 4/26/2001, you wrote:
>The easiest solution for a worn distributor shaft is to install a
>Pertronix (magnetic sensor) or Crane (optical sensor) electronic
>ignition system. These are not affected by a bit of shaft wobble as are
>points. If you are concerned about the mechanical advance, take in into
>a performance shop for testing.
>And, you will never need to adjust points again!
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