Complete with screw the choke trunnion is used on nearly all SU carb linkages.

See ACC5062 for carb cable link trunnion also.

For HS4 single carbs this is the very least of the parts required for an overhaul kit. If you require the spindle and disc and bushes see CRK121.

Pre waxstat with the red jet is CRK227.

Probably the most changed stud on the mini. This is the length used on every A series engine until the introduction of the sandwich plate when longer ones were required. A stainless steel variety C-STR286 is available which we do recomme...

For HS4 twin non waxstat carbs with red jet this is the full rebuild kit with the spindle and plain throttle disc and bushes--- see WZX1859 for service kit