Your carb pop off is a very important part of getting your carb and engine to work right. Here is the perfect tool to help you do that. This gauge reads the pressure it takes to engage the pop off valve so that you can get it set correctly for you application. Pop off pressure is controlled by the strength of the pop off spring in a pound pressure reading that it takes to let the needle off the seat.
Works on Tillotson or Walbro Carburetors
For more information visit this link: https://www.kartpulse.com/article/60/setting-tillotson-carb-popoff