64570.009 Countersunk Screw for Butterfly Valve on Weber 40 DCO3 carburetor
Special counter sunk screws for the butterfly valve on the sandcast Weber 40 DCO3 carburetors.
Please note that these screw are suitable for one-time-use ONLY!
After you have secured the throttle (or butterfly) valves in place, these screws need to be peened to avoid them from becoming undone.
Once peened, they can NOT be used again!
This product is priced and sold as a single unit.
Required quantity per carburetor: 4
This is item number 32 in the drawing.
Weber Part Number: 64570.009