Restore proper fuel bowl venting with this brass air vent fitting for Autolite 4100 carburetors. Designed as a direct replacement for the factory air vent, this component installs by pressing into the underside of the float bowl lid. It ensures accurate pressure regulation inside the float chamber, helping maintain consistent fuel delivery and idle quality.
Precision-fit brass air vent for Autolite 4100 4-barrel carburetors
Press-in style installs directly into the underside of the float bowl cover
Restores proper venting function to prevent flooding or stalling
OEM-style replacement for worn, missing, or damaged original vents
Resists corrosion and ethanol-related degradation
Made in the USA for quality and reliability
This small yet essential component is critical for maintaining factory-spec fuel bowl ventilation in your Autolite 4100-equipped vehicle, commonly found on classic Ford, Lincoln, and Mercury V8s from the late 1950s through the 1960s.
Fits most Autolite 4100 4-barrel carburetors used on Ford small- and big-block V8 engines
Ideal for restorations, rebuilds, or fuel delivery troubleshooting