Original Zenith triple diffuser float cover. It'll fit the 36mm carburettors (K & HAK). I'm not sure about the 26mm & the 42mm.
It's missing the the very small top cover, otherwise the rest of it is OK.
It will fit a float bowl with an internal Dia. of 54mm.
Here are two, original, 1930s and earlier carburetor and manifold adapters/extensions to be used with accessory or factory carburetors and manifolds:
The straight, aluminum adapter measures about 3 1/2" long. Both ends have mounting holes that are about 2 7/8" center to center and the bore is about 1 5/8". The mounting holes on one end have bee..
* SOLD. *. Rare vintage French three position switch, tested and functions well. Original with nice patina.. Will suit a Bugatti and other cars.
Dash hole: 12mm. Switch housing: 27mm. Depth: 25mm.