I have 118 listings for Carter type W-0 carburetors, used on engines from 44 to 214 CID.

I have 161 listings for Carter type WA-1 carburetors, used on engines from134 to 308 CID.

Some are in demand, others not so much. Would need to positively identify to determine desirability.

Jon

Good carburetion is fuelish hot air
The most expensive carburetor is the wrong one you attempt to modify.
If you truly believe "one size fits all," try walking a mile in your spouse's shoes!
The Carburetor Shop