O.S. Carburetor Insert #9BTower Stock# OSMG3627 • Manufacturer Stock# 28281210
insert is a brass sleeve that is slipped into the throttle rotor
to reduce the diameter of the intake.
One Brass Insert
None, item is a stock part
Inside Diameter: 11.3mm (.45")
The carb insert features a "split" so that it fits into the carb