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Technical Tail light bulb question = single filament/large base?

Discussion in 'The Hokey Ass Message Board' started by RICH B, Dec 5, 2015.

  1. RICH B
    Joined: Feb 7, 2007
    Posts: 6,015

    RICH B
    ALLIANCE MEMBER

    Putting some Lee's lens on my friends '54 Chev and we want to replace the back-up light bulb with a single filament bulb that will match the candle power of the tail light filament of the 1157 stop/tail bulb. Would think some bulb specs would be on the 'net somewhere;
    but have not really found an answer. So I was wondering if anyone here has the info or remembers what they used? Thanks
     
    Last edited: Dec 5, 2015
  2. Single filament stop/signal bulb,,can't think,,, of a #,,,,
     
  3. Turbo26T
    Joined: May 19, 2004
    Posts: 1,262

    Turbo26T
    Member

  4. The 1156 is the same wattage as the brake/turn.... You want an 1155 which matches the taillight.
     
  5. timwhit
    Joined: Jan 30, 2012
    Posts: 5,188

    timwhit
    Member

    So, would this be like a front turn signal/parking light bulb? Tim
     
  6. RICH B
    Joined: Feb 7, 2007
    Posts: 6,015

    RICH B
    ALLIANCE MEMBER

    Thanks Steve, just what I needed.

    Not exactly, usually the front bulb is a dual filament like an 1157, low for park and high for signal. If you are working on an older car with single contact sockets the 1155 Steve mentioned would work, if you do away with the parking light function and convert them to signals a higher candle power bulb like the 1156 will work. If you retain the single contact sockets and use them for both signals and park lights thru relays or whatever, you need to use the lower candle power bulbs as a high candle power bulb used as a park light can easily melt plastic lenses. Signal won't be as bright; but your lights will survive.
     
    Last edited: Dec 5, 2015
  7. Yep, that's a true story. Even with gl*** lenses, the high retained heat will sharply reduce bulb life.
     
  8. 302GMC
    Joined: Dec 15, 2005
    Posts: 8,512

    302GMC
    Member
    from Idaho

    #67 ... 3 CP
     

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