1906-1916 Model T style radiator filler neck designed for use with hex radiator caps or dog bone radiator caps. Solder it onto your radiator or secure it with a long bolt through the center of the grille shell.
- Base is 2.935" O.D.
- Top is 2-1/8" O.D.
- Height is 2-1/2"
NOTE: Gull wing caps (91112206, 91112207, 91112208, and 91112209) do not fit these Model T Filler Necks.