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Old 04-25-2022, 02:52 PM   #18
tdangle
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Join Date: Mar 2005
Location: Jurupa Valley, Ca
Posts: 1,210
Re: Tachometer Filter For HEI ?

Quote:
Originally Posted by PbFut View Post
Is it possible that the resister wire is being used by those with issues with their factory tach? Or possibly visa-versa. I saw a post warning about the factory yellow lead most use for HEI power was a resistor wire and can burn out a HEI unit over time. In fact previous owner of my truck hooked on the yellow lead and I read 9.5 volts at the distributor even those the engine ran quite well. A rewire as recommended fixed the voltage issue. I do not have a tach so can't answer my own question
its possible. I rewired mine replacing the resistor wire and removed the wire from the starter solenoid to the coil.
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Terry

1970 Custom Camper/C20 , GM Crate 350/7004R, Dana 60, factory AC
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