Autolite 4100 & 2100 Brass Float - Primary

• Primary side replacement float - Designed for the primary side of Autolite 4100 4 barrel carburettors.
• Brass construction - Resists corrosion and ethanol-related fuel damage for long service life.
• Also suits some Motorcraft 2100 carburettors - Compatible with selected 2100 2 barrel carburettors using an offset hinge float.

This brass primary float is engineered for Autolite 4100 4 barrel carburettors and is designed to restore accurate fuel level control during rebuilds or repairs. The brass construction offers strong resistance to corrosion and modern ethanol-blended fuels, helping maintain consistent fuel metering and reliable engine performance. It also suits some Motorcraft 2100 2 barrel carburettors, provided the original float uses an offset hinge design.

Specifications

• Type: Carburettor float
• Application: Autolite 4100 4 barrel carburettor
• Position: Primary
• Also suits: Some Motorcraft 2100 2 barrel carburettors
• Material: Brass
• Hinge style: Offset hinge
• Fuel compatibility: Suitable for modern ethanol-blended fuels

Important

• For Motorcraft 2100 applications, check your existing float hinge position before ordering.
• If your current float has a centred hinge, this float will not suit.