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Search results for query: alternator bypass

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  1. 72RoadrunnerGTX

    Bypass the Amp guage in my 69 440 GTX?

    What’s the concern with the ammeter? The Packard terminals in the charge path bulkhead connector are by far the weakest link in the original design. The earlier screw terminals pictured above are a better design but would not apply to a ’69. Better off bypassing the Packards or doing the fleet...
  2. 72RoadrunnerGTX

    New Fuse Box Corrosion?

    Black is the accessory feed from the ignition switch. Better hope you never experience a short in any of the unfused wiring or components, a lot of wires will burn before a 200 amp fuse blows with that bypass in place.
  3. MrDee

    Bypass the Amp guage in my 69 440 GTX?

    My amp meter has been acting erratic for the last month. Reading high, then reading nothing, then reading Discharge then reading normal. When I read the charge with a meter, the voltage output is steady and consistent while the amp meter is moving around. The vr is new, the alternator is new and...
  4. RJRENTON

    Replaced the alternator and voltage regulator in my 66 Dodge Charger and it’s still not charging. What else could be the problem.

    Its highly likely that you were sold a newer "rebuilt" square back unit....that would require one (of the two field brushes to be grounded) especially if you only have one field wire connection to the original alternator....a green wire. (If it's a dual field and one field is not grounded, it...
  5. J

    Runs 30 minutes

    Ok but by doing this does it affect the dash gauges
  6. twecomm

    Almost afraid to share another ammeter bypass question...

    As you well know from your reading, there are many opinions on this and I'm sure others would disagree... If your cars wiring is sound, insulation not crumbling, free of green corrosion leaching out at bulkhead connector other crimped connections and you have not added anything in the way of...
  7. Bird 426

    Powermaster 165A on 1971 charger with AC?

    How did we ever get by way back when? It seems like there is a generation here that has to have LED lights, digital led dash instruments, bypass the bulkhead connector, direct this, pass that, and then, I have to have a truck alternator to power all of the add ons. Sometimes I just wonder...
  8. M

    Horn relay power question

    I just started watching your video series.. 1,2,&3 done.. they are terrific! I am adding a 1-wire 100amp alternator, dual electric fans, electric headlight door motors from Topher, and Dakota Digital gauges.. I'll also likely be adding an aftermarket radio (or having my stock radio modernized)...
  9. 72RoadrunnerGTX

    Bypass the Amp guage in my 69 440 GTX?

    Yikes, that’s what’s become known as the “shunt wire” bypass, very dangerous for an all-stock system as it circumvents the designed circuit protection for all stock unfused wiring. With it in place it will also disable most of any ammeter response as charging current is routed across the shunt...
  10. 72RoadrunnerGTX

    Diagnosis MOPAR Charging System

    I take it you haven’t heard of Kirchhoff's current divider rule as it relates to circuit protection devices wired in parallel? The presence of a fusible link in the shunt wire still exposes the stock unfused wires and components to current levels well above their ampacity in the event of a short...
  11. OKDart

    Roadtrip Prep

    I took my Charger there 21 years ago (1st pic Cobra car show in Creede, 2nd pic is from road through Spanish Peaks from La Veta to Trinidad). My car was mechanically restored, but wiring, etc was still original. I was on the side of the highway during that trip. Turns out I had the alternator...
  12. 72RoadrunnerGTX

    BYPASS the AMMETER? (1969 A12)

    Never ceases to amaze how these old threads keep coming back to life with the same misinformation again and again. Mad electrical again, really? Missed this one. “No chance of any flames” with the “shunt wire” bypass? This described parallel alternator to battery wire run defeats any/all...
  13. M

    Single wire alternator question

    Ok.. sorry to jump in here and revisit a fun subject.... but I am confused.. I have a 1 - wire alternator from 440 source. I understand the field wire gets capped and is no longer used.. However, I am confused on what to do with the two wires that are together on the original ring terminal. One...
  14. 72RoadrunnerGTX

    Horn relay power question

    The vast majority of the info I’ve posted in the videos and typed out over the years, here and on other forums, is about understanding/retaining the stock ammeter functionality. There are some modified situations where the ammeter is not well suited or supported, as with Dakota Digital cluster...
  15. Canadian1968

    Making the HEI conversion SUPER simple!

    I saw those adapters when I first started to research the conversion. I just didn't like the idea of adding new wires or cutting the OEM ones. The reason I made my mount was to try and make the swap plug and play. Other guys has done this by gutting an old mopar ECU. You can even add a...
  16. ynst

    Diagnosis MOPAR Charging System

    I totally agree with the volt meter being useless as a charging system monitor but when Detroit started building higher capacity charging systems they switched to volt meters and idiot lights as the ammeter technology was limited to 65-ish amp systems. 100 amp internal-shunt ammeters are...
  17. 451Mopar

    Hard starts and stalling

    Any progress? Troubleshooting, I like to isolate / remove the parts of the system when there is intermittent problems. The external fuel system with electric pump to the carb isolates the engines fueling to just the car itself. If you disconnect the alternator, voltage regulator, and other...
  18. 72RoadrunnerGTX

    Yes, another 1 Wire alternator thread

    What jumps out at me is the “shunt wire” bypass, paralleled/defeated circuit protection for the stock under dash wiring. Should a short occur in the stock unfused wring or components fed by this wiring, it will allow close to 200 amps to flow from the battery before any circuit protection...
  19. dfrazz

    Roadtrip Prep

    That's great you were there 21 years ago! My first trip was 2018 and for a few years we parked at an angle down the street which was cool but very narrow for driving in the middle of the street. They switched back to parallel parking a few years back.
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