My 1979 Kadett C 1.2l won't idle on it's own for more than a couple seconds without the choke, and neither the volume control nor the mixture screws seem to affect anything at all. The car runs and drives great apart from this. The carb is squeaky clean inside, it has a brand new gasket set...

i recently purchased a 1969 1.1l opel gt in a "project" condition and have had some difficulty's finding performance parts or aftermarket parts, i live in the uk and don't mind importing them from around the world. Im not much of a mechanic so i don't know what i can really do, ideally i would...