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Stock tach and DIS

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Old 07-12-2018, 01:55 PM   #1  
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Car: '88 Formula, '94 Corvette
Engine: 412" sbc, LT1
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Stock tach and DIS


Does the stock tach require a HV kickback pulse?

I'm seeing some strange fluxuations with the DIS box, and I'm not sure if the factory tach needs a HV kickback or if it's dying.

-- Joe
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