Great news that your search may soon be over
I'd definitely go EU3, you'll be fine driving a EU3 in Europe, you just won't be able to resell it there.
+1 on a MMC Stage 1 or G56 exhaust to free up the gas flow and keep the engine cooler.
The standard steering wheel is actually quite nice to use, it just looks a bit cheap and nasty. Easily replaced with something like a Moto Lita after you take delivery which would suit the Type 35 evocation
I'd add a rear mudguard and heritage bonnet catches.
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