Originally Posted by Mark+4
I have an idea to replace the 2 speed switch with a 3, but I'd like to keep the original Knob on the new switch so want to take it off to measure up before buying a new one.

I have this little sketch left over from when I was butchering my dash. The switch shaft diameter is 6.3mm

[Linked Image]

This switch might work?

Worth mentioning that these wafer switches only have a switch rating of around 1A and on the Duratec (don’t know about the GDI) it’s switching the negative side of the relay coil.

Roger
2011 Plus 4