NT Carb Orings $1.49
Motorized Bicycle NT Carburetor O'ring seal
A common problem with these carburators are Air Leaks
which cause engine failer. Install this Fuel Resistant
Rubber seal between your Carburator and Intake manifold.
Each kit comes with 2 seals.
See our seals installed at this link.
http://www.youtube.com/watch?v=gk5yl0JOadY