O.S. Needle Assembly 21-120

Tower Stock# OSMG7255  •  Manufacturer Stock# 27881900
Notes from our tech department:
This is the entire needle valve assembly that screws into the base of the carb.
This includes: OSMG7128 ratchet spring and needle holder
OSMG8172 ratchet spring
OSMG7040 needle w/ o-ring and set screw
OSMG7388 o-ring
OSMG8852 set screw
hdc 4/22/92

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