My mechanical timing is: ~13* initial and 33* at 2,800. I have ~20* at 1,800.
With MVA connected I get 35* at idle and about 55* cruising at around 3,000.
(And like I said before, my car HATES ported vacuum.
Here's a picture of my distributor springs if that helps. Richie said my timing curve was good (that was last summer but nothing changed on the mechanical curve of the timing. The Qjet is new, replaced a Holley 800DP so maybe I'm just too lean at light, steady throttle).
Here are my springs:
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Adam
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1964 LeGTO
469, M21, 3.42
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Sold:
1968 Pontiac LeMans Convertible
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