Originally Posted by
stefan
The .21 carbs are unfortunately not the same size, so it's not so simple to make that test.
Not for me

. I just milled one of mine down to fit in the Picco block, no issues BUT right now the Picco carb is much, much crispier and smoother thus far. I will test the engine with both carbs though and for me, fuel consumption is not what I am after

.