Look, do not be afraid to disassemble it and gradually disarm it by setting the pieces as ban, see them fix them in the spases because they have very small holes you also have to clean them and uncover them, I recommend that you also change the carburetor joint, and another thing I go beyond, I recommend that you wash your gas tank since over time it is accumulating water by the condensation in addition to the impurities that it brings in addition to the impure. Gasoline, this water and impurities sometimes reach the carburetor and that is when the ship fails, well I did it with a renault 5 tl 78 and I luxury. Do not forget to carbure it or that your trust mechanic will carbure it and there are Pal Chesco.