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Technical Where can I find a vintage automatic trunk light?

Discussion in 'The Hokey Ass Message Board' started by willys36, Mar 29, 2024.

  1. Remember the old trunk lights that came on automatically when the trunk was opened with a gravity (mercury?) switch built in? I thought they would be all over ebaY and such but I can't find one anywhere. Does anyone still make them?
     
  2. Rickybop
    Joined: May 23, 2008
    Posts: 10,484

    Rickybop
    Member

    How about under the hood of many modern cars?
     
  3. Automotive Stud
    Joined: Sep 26, 2004
    Posts: 4,387

    Automotive Stud
    Member

    Google mercury trunk light there are multiple versions available new. American Autowire 500143 looks readily available for $30 or so. Looks like there's repops for tri five chevys and others aswell.
     
  4. Thanx. Hadn't thought of Googling mercury light.
     
  5. dan c
    Joined: Jan 30, 2012
    Posts: 2,633

    dan c
    ALLIANCE MEMBER

    i had an '86 toronado that had one; probably find something without too much trouble.
     
  6. My 51merc has one
     
  7. goldmountain
    Joined: Jun 12, 2016
    Posts: 4,819

    goldmountain

    I have a vintage Mopar under hood light that is operated by a pushrod along with the original box it came in. Let me know if you want it.
     
    5window likes this.
  8. Bandit Billy
    Joined: Sep 16, 2014
    Posts: 15,139

    Bandit Billy
    ALLIANCE MEMBER

    My Olds 442 has one in the trunk and under the hood. I used the under-hood light from an Olds on my truck as well. They are steel, chrome and small.
    [​IMG]
     
  9. gene-koning
    Joined: Oct 28, 2016
    Posts: 5,363

    gene-koning
    Member

    I robbed a little portable under the hood light that came with a holder and a couple feet of extra wire so it could be stationary, or moved around a bit, but was still connected to the vehicles wiring harness. The mid 90s pickup trucks had them, mine is off a Dodge pickup, but I have also seen them on Chevy pickups.
     
  10. I found a tilt switch on ebaY that works on a ball bearing shuttling inside a tube. Will hook it in line with a light and should work like a champ! Thanx for the responses. Would do a junkyard dive for one but can't find a junk yard in the greater Dallas area that has cars older than a few years. I miss my Bakersfield Union Ave junkyard row!!
     
    Sporty45 likes this.
  11. Sporty45
    Joined: Jun 1, 2015
    Posts: 1,376

    Sporty45
    Member

    This is exactly what I used for my glove box light in my 47 Olds. Open the door and the light comes on!
     
  12. could always use a dome light switch to turn on any light you want, that’s how the factory trunk light on my Chrysler is.
     
  13. RodStRace
    Joined: Dec 7, 2007
    Posts: 7,641

    RodStRace
    Member

  14. Let me look in the junk I should have a deck lid light to give you.
     
  15. A 2 B
    Joined: Dec 2, 2015
    Posts: 549

    A 2 B
    Member
    from SW Ontario

    If you have an old style home rotary dial home thermostat such as an old Honeywell stashed in your junk pile, they will have a mercury switch that can be used to activate a trunk light.
     
    Beanscoot and loudbang like this.
  16. Thanx but I think I have a solution. Ordered a tilt switch powered by a ball bearing in a tube. Will connect that to a light. should work like I want it to.
     
  17. Tim_with_a_T
    Joined: Apr 30, 2011
    Posts: 1,656

    Tim_with_a_T
    Member

    Got a link for the tilt switch?
     
  18. 69fury
    Joined: Feb 24, 2009
    Posts: 1,696

    69fury
    Member

    my 2000 Dodge B1500 van has a tilt switch on the hood. Not very vintage looking but could be put under a slick cover, or place guts in something more attractive or left raw.


    -rick
     
  19. Sporty45
    Joined: Jun 1, 2015
    Posts: 1,376

    Sporty45
    Member

    Tim_with_a_T likes this.
  20. Yes! Thanx.
     
    Tim_with_a_T likes this.
  21. THE FRENCHTOWN FLYER
    Joined: Jun 6, 2007
    Posts: 5,978

    THE FRENCHTOWN FLYER
    Member
    from FRENCHTOWN

    Many RVs have an under bonnet light; some are on a crank-up spool so you can also use them as a remote trouble light.
     
  22. Beanscoot
    Joined: May 14, 2008
    Posts: 3,540

    Beanscoot
    Member

    A friend who owns a junkyard told me recently that he used to take them out from cars before crushing them, but doesn't bother anymore, and did I want him to save me any?
     
  23. You like this IMG_3185.jpeg
     
  24. Those "mercury hood lights" never worked right for me and I always had to get rid of them. :confused:
    I drove so fast all the time the mercury was stuffed up in the back of the vial so the light was always on. :cool: :D
     
    nochop likes this.
  25. jimmy six
    Joined: Mar 21, 2006
    Posts: 16,668

    jimmy six
    ALLIANCE MEMBER

    Old Cadillacs!
     
  26. THE FRENCHTOWN FLYER
    Joined: Jun 6, 2007
    Posts: 5,978

    THE FRENCHTOWN FLYER
    Member
    from FRENCHTOWN

    Then at least your generator was spinning fast enough to keep the battery from running down.
     
    The Shift Wizard likes this.
  27. nochop
    Joined: Nov 13, 2005
    Posts: 4,490

    nochop
    Member
    from norcal

    Make one out of a license plate light
     

    Attached Files:

  28. Funny thing. My daughter in law had a vintage Mopar trunk light kit listed on eBay and she received a letter from the state telling her to remove the listing as it is illegal to sell do to the mercury in the switch. Just made me wonder.
     
  29. nickleone
    Joined: Jun 14, 2007
    Posts: 476

    nickleone
    Member

    Not il
    legal to sell but mercury is HAZMAT and the carriers including the post office say you need HAZMAT training and permits. Not legal to SHIP.
     
  30. Maybe CO laws are different; but this applies when the item is for sale is located in MN.

    Screenshot (590).jpg
     

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