O.S. Metering Needle Assembly 21VZB (P) V-Spec 21CTower Stock# OSMG7294 • Manufacturer Stock# 23818340
Notes from our tech department:
the O.S. .21VZ-B V-Spec engine
This is installed on the carburetor and is used to adjust the
low end mixture.
One metering needle
.21 VZ-B V-Spec carb
Needle is tapered