Known as a swinging needle because they sit on a spring which locates into the hat/cup end of the needle and have sideways movement.They start with part number prefix CUD for HS type carbs--NZX for HIF carbs--the earlier H and HS type were fixed soli...

This needle is richer than used in our stage one kit but is useful when slightly different mods are carried out.

A very usefull tuning needle for single and twin carbs when camshaft change for carbs with floating needles.

The favourite and best needle for Minispares stage one kit. Tested on a rolling road by Peter Baldwin this baby gave the best performance when using our RC40 system, Minispares inlet and exhaust manifold plus a K&N filter.

If us...

As fitted to our HS4 twin carbs

Jet bearing kit for HS4 carb for swinging needle type. This includes the adjusting nut, spring etc.