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Technical 6 volt system upgrade or not

Discussion in 'Traditional Hot Rods' started by 65standard, Nov 16, 2020.

  1. fortynut
    Joined: Jul 16, 2008
    Posts: 1,038

    fortynut
    Member

    I thought this question was answered in the Sixties.
     
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  2. Budget36
    Joined: Nov 29, 2014
    Posts: 13,266

    Budget36
    Member

    I think GM answered it in ‘55;)
     
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  3. Thanks everyone for all the great reasons to switch over.

    Can I still run an original looking generator that’s 12 volts?

    I want the experience of what it was like in the late 40’s early 50’s for the kids that drove these hot rods.
     
  4. fortynut
    Joined: Jul 16, 2008
    Posts: 1,038

    fortynut
    Member

    I didn't mean by the corporations. I meant by us, the schmucks who inherited the technology and had to deal with it in our older pre-war Fords and even those from the early Fifties. Sure, the Big Effing Three always did what they thought was right for their own interests. I was thinking about how we ended up with transistors the other day, and realized it was through Bell Labs, if I remember right who thought out that little gizmo of a valve that was such a godsend, and certainly the precursor of the computer chip. And, like all those nifty gadgets that trickle down from Area 51, har har, the slobs who benefit don't even have to remember to say a few words of thanks when they say grace. But, then, some of us want to use the new on the old, and by that I meant those of us who actually drove the old stuff back when it was still old stuff and not rare stuff, we decided. Got it? Just like someone decided that mechanical fuel injection and the computerized fuel injection could be married in a convenient look-alike contest. And, guess who won? That's what 'we' do. Those of us who put Chevy engines in old Fords, or Hemis, or whatever the hell we want to do, and call it progressive traditionalism. A whole new take on being what is called a HOODLUM on this site. And, trust me: HOODLUMS RULE!!!
     
  5. getow
    Joined: May 9, 2016
    Posts: 305

    getow
    Member

    Yep 12 volt generators work great also. Ive got one in my 51 Chevy. But ive also run the stock 6v sytem for years without a hiccup on the same veh. I only changed to 12v with a generator because the clutch quit and i had a 61 261 waiting for the right time to take the reigns. And the 261 was a 12v motor and it had the 12v generator with it. So it was a no brainer. 6volt starters love 12volts by the way. I also like the look of a 12v gen over the alternator to boot.
     
  6. Ebbsspeed
    Joined: Nov 11, 2005
    Posts: 6,257

    Ebbsspeed
    ALLIANCE MEMBER

    I still run a 6 volt system on my '37 Buick. I have a 6 volt alternator, last battery lasted nearly 6 years, and the alternator keeps my 6 volt lights shining bright. But of course the Buick has a 3-position light switch, so I can have both high and low beams on simultaneously.
     
  7. plym_46
    Joined: Sep 8, 2005
    Posts: 4,018

    plym_46
    Member
    from central NY

    Still running six v. Batteries last 5 to 7 years, carry a jumper box to power GPS and charge the wife's cell phone. And jump starts if needed. As for the head lamps watts are watts. Changed out my 70 year old headlamps with newer 6v, redid the grounds they are plenty bright. Carry a small box with replacement bulbs, have a pair of fog light that I can see by if a headlamp goes out. But in the summer I am usually home when it gets dark, or in the hotel hot tub if we are travelling. Only failure in past 15years was a thrown fan belt.ⁿ
     
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  8. aircap
    Joined: Mar 10, 2011
    Posts: 1,750

    aircap
    Member

    Several of us in the Studebaker Drivers Club installed 6 volt alternators (we got the idea from the Model A guys) so that our headlights are BRIGHT when idling at the stop signs. The trick to 6 volt is put in the biggest battery cables you can find. But your ammeter won't work anymore.
     
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  9. southcross2631
    Joined: Jan 20, 2013
    Posts: 4,413

    southcross2631
    Member

    I drove 53 Ranch wagon for years with a 6volt alternator. I thought the headlights were nice and bright.
    I had trouble with hot starts with the generator. no more issues after the alternator conversion.
     
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  10. D2Denny
    Joined: Jan 17, 2012
    Posts: 73

    D2Denny
    Member

    Can you charge your cell phone with a 6 volt system?? Anybody tried it??
     
  11. Truck64
    Joined: Oct 18, 2015
    Posts: 5,325

    Truck64
    Member
    from Ioway

    The "experience" of what it was like back then, is a pain in the you know what, notice they ditched all that stuff as soon as they could. I guess if you really you want to be authentic there's no fake parts allowed is there?

    Some of the earliest troubleshooting and repair I learned was simply because I didn't have any extra money laying around to just throw parts at it till eventually everything was mo' bettah. I was sometimes, not always, rewarded with the knowledge that very simple and easily corrected faults can mimic very expensive problems. Measure, don't guess!

    And regular inspection and preventive maintenance checks and services meant things worked correctly and lasted ten times longer. Just crawling around underneath with a grease gun lubing zerks, a fella with a sharp eye very often will find something else that needs attention right away.
     
  12. patterg2003
    Joined: Sep 21, 2014
    Posts: 865

    patterg2003

    It looks like you are doing a complete build that likely is going to get all new wiring. If it is close to a clean sheet build why not go 12V? To reiterate what others have said about lighting. I had a 6V car when I was in college and dreaded driving it at night on the bald prairie. It was like it had next to no lights. Sometimes a car would pull out to pass an oncoming car to drive right at me. I took the shoulder a couple times to stay alive. The car was a PIA so eventually I carried a spare battery so if it was really stubborn starting then I put the batteries in series to do a 12V start. Then it started. The only plus was when the battery was dead it was easy to push it and let the clutch out to start. I had basically the same car in 12V as my next car. There is no comparison in the brightness of lights and overall happiness. 12V also gives a much wider range of products that may be used to best complete the car the way you want.

    The difference between 12V and 6V is the 12V does the same work with 1/2 the amps to need a system with less amp capacity. That is why guys are saying to use the thumb sized battery cables. 6V is like a large diameter pipe with 1/2 the pressure to deliver the same volume of water as a smaller pipe with 2X the pressure. It takes twice the amps in the 6V system.
     
    Last edited: Nov 18, 2020
  13. plym_46
    Joined: Sep 8, 2005
    Posts: 4,018

    plym_46
    Member
    from central NY

    ⁿcell phones are polarity sensitive, so you can't just stick it in if it's positive ground.
     
  14. HuskerNation
    Joined: Dec 28, 2010
    Posts: 337

    HuskerNation

    Patterg2003; that water analogy was the best I’ve ever heard to explain 6V vs 12V!

    Now from my memory as a kid growing up driving 54,55 & 56, chevy & Oldsmobile’s, I spent quite a few hours along the roadside each year until someone give me a ride home or found a phone to call dad to come tow me home.

    So I guess if one wants to experience what it was like in the old days, leave your cell phone at home & drive your car. Then pull over in a less than ideal spot off the road & wait for a ride home or walk to a business with a phone, (remember no cell phones then) & call a buddy to tow ya home!

    While I’m driving my 37 with 6 volts, I would never choose 6 volts if I was building something. I hope you figure it out & spend more time enjoying the drive!!!


    Sent from my iPhone using H.A.M.B.
     
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