Lock Nut for Air By-Pass Screw for the 3 Barrel Weber IDA carburetors.
Lock-nut that is used to secure the setting of the air by-pass screw on the IDA 3C.
Please note that not every IDA is equipped with these by-pass screws.
Fits the 3-barrel versions of the following models:
- Weber IDA
- Weber IDAP
- Weber IDL
- Weber IDPT
- Weber IDS
- Weber IDT
- Weber IF
Required quantity per carburetor: 3
This is item number 56 in the drawing.
Weber Part Number: 64705.001