Ottawa ES Fuel Mixer Fixer

Have fun and save money by making your own fuel mixer

Ed wasn’t able to bore the venturi so he decided to cast the venturi in place using kids’ sidewalk chalk
Figure 4: Ed wasn’t able to bore the venturi so he decided to cast the venturi in place using kids’ sidewalk chalk. The chalk fit snug in the ball seats, so Ed filed some vents into the chalk to allow the molten lead and air to flow over it for the pour.