DIY Electric Car Forums banner


  1. Pedal Bicycle with Semi-Horn

    Electric Bikes
    Hello! Not sure if this is the best place to post but here we go: I would like to know how I would go about putting a semi-truck horn working on vacuum onot a bicycle. I have seen some YouTube videos, but I do not really get how the horn really works and how I would go about putting it on a...
  2. Wanted - vacuum system for pwr brks

    Looking to buy either a new or gently used vacuum system (Thomas or similar) for eV conversion. Must be 12 volt. Thanks! Ken.
  3. Cheap Vacuum pump source

    Technical Discussion
    I jyst got a Surplus Center catalog today. Inside the front page was 135 VDC vacuum pump for $14.95