Weber Main Jet 120

Part Number: 73801-120

This precision-machined main jet is manufactured from solid brass and designed for Weber carburettors. The jet features an expertly drilled 1.20mm bore (size 120 representing 1/100th of mm) that provides excellent fuel flow characteristics for optimal engine performance.

Key Features:

Material: Solid brass construction for durability and corrosion resistance
Precision Manufacturing: Precision-drilled bore ensures accurate fuel metering
Easy Installation: Straight slot in the head allows simple assembly/disassembly with a flat-blade screwdriver
Size Marking: Jet size is clearly engraved on the side of the head for easy identification

Physical Dimensions:

Total Length: 8mm
Head Diameter: 6mm
Thread Diameter: 4.9mm
Bore Size: 1.20mm (120)

Carburetor Compatibility:

This main jet is compatible with numerous Weber carburetor models including:

DGV/DGAV/DGEV series
ICH/ICT/ICF/ICB/ICR series
IBA/IBF series
DCD/DCZ/DCS/DCL series
DGAS/DGMS series
DMS series
IDA 3C series
DCOE/IDF series
And many other Weber carburetor variants

Quality Assurance:

Each jet undergoes precision manufacturing to ensure consistent flow rates and reliable performance. The solid brass construction provides long-lasting durability and resistance to fuel-related corrosion.