

Air duct vent for carburettor Holly NH
Ford Model T 1909-1927
Used only on early 1920 Holley NH carburetors.
Before the float chamber vent was installed under the carburettor data plate,
Holley used this drilled plug as a vent.
Data sheet
Reference: T-3217-SW-MW
Reference: T-3075-B
Air duct vent for carburettor Holly NH
Ford Model T 1909-1927
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