Mechanical or Vacuum Secondaries?

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1 Post By jhv48

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#13 (permalink)

04-21-2021, 05:40 AM

Grubby

CC Member

Join Date: Nov 2007

Location: Clayton, IN

Cobra Make, Engine: ERA 838

Posts: 1,147

Not Ranked

Yes - Used a zip tie loosely on the shaft to show when it rotated.

Secondaries fully opened and I made several adjustments. The car ran better, but the double pumper woke it up like nothing I have seen.

The new car (new engine has a double pumper).

John

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