Special venturi grub screw for the famous 3-barrel Weber carburetors.
Fits the 3-barrel versions of the following models:
- Weber IDA
- Weber IDAP
- Weber IDL
- Weber IDTP
- Weber IDS
- Weber IDT
- Weber IF
The head is pre-dilled to facilitate securing by safety wire.
Required quantity per carburettor: 3
This is item number 58 in the drawing.
Weber Part Number: 64840.003