(18) Secondary Idle Jet for Weber ADFA Carburetor 74403

74403
Secondary Idle jet for the Weber ADFA series carburetors.

This is the idle jet for the second stage of the Weber ADFA.

Available from our warehouse in size:

• 35
• 40
• 45
• 47
• 50
• 52
• 55
• 57
• 60
• 65
• 70
• 80

In order to purchase the correct size, you need to make a choice through the drop down menu just above the "Add to cart" button.

Other sizes may be available on special order.
Please feel free to contact us with your requirements.
Our Contact Page can be found HERE.

As visible in the photograph, the size, or calibration if you want to call it that, is engraved into the jet itself.
That way, you can always determine "what it was when it was produced".

This product is priced and sold as a single unit.
Required quantity per carburetor: 1

This is number 18 in the drawing.

Please note that there are TWO versions of this idle jet.
The other version, the Primary Idle Jet 74409, can be found HERE.

These jets are new production and made from solid brass.
Precision-drilled, they will give and excellent flow-rate.
The size, representing the bore in 1/100th of mm, is usually engraved on the top.

Apart from the above mentioned carburettors, these jets are used in a multitude of other Weber carburetors so please contact us if your carburetor model isn't listed on our website yet.

Weber Part Number: 74403