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Username Post: Timing issues
Frequent Contributor
Posts: 1554

Loc: Lake George, NY
Reg: 11-11-15
01-01-18 07:43 AM - Post#2719638    
    In response to malibu27

Even with full vacuum at idle soon as you accelerate it would drop back the advance to close to zero, so pinging on acceleration should not be affected by the vacuum advance unless you have it connected to ported vacuum at the carb, instead of manifold vacuum.
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