Linkage (Nikki) Accelerating Linakges Dimensions of ‘D’ is adjusted to 86.5mm by rod and adjusting plate. The nut must tighten securly after fixing the dimension of ‘D’. Updated on 04/27/2022 Was this article helpful? Yes No Related Articles How the Nikki Carburetor Works Specifications (Nikki) Need Support?Can't find the answer you're looking for?Contact Support