This kit includes needle & seat with "nail-head" top. "pin-head" needle & seats are no longer available. If necessary, the needle can be modified by filing off the "nail-head" and drilling a small hole for the float pin.
As used in:
Armstrong Siddeley Sapphire 236 2.3L 1955-58
Armstrong Siddeley Sapphire 346 3.4L 1958 with DIV-36