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  1. Pighead

    TIming Advance - How much is too much?

    For years, I had only a dumb timing light. I timed by ear, vacuum and seat of pants. It ran fine (my engine is only 18 years old). A year ago i got a smart timing light, found out that i had been running at about 35 BTDC. Seemed excessive to me. Also found that the advance diaphragm on my 60...
  2. Pighead

    TIming Advance - How much is too much?

    Whenever I'm adjusting timing I'm also adjusting carb idle speed and idle air...
  3. Pighead

    TIming Advance - How much is too much?

    Advance your timing to the point where you can make it "ping" on an uphill climb, then back it off a bit. Or, advance to your best vacuum, then back itoff a bit. Or both. You can "clock" you dizzy body to anywhere you like to avoid interfering with oil filters, you have to pull the dizzy...
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