Keyster 1.7 float needle valve assembly. These come in different sizes, 1.7mm, 1.8mm, 2.0mm and 2.5mm. Be sure to check what size you need before purchase. Comes with the washer and the float needle. When installing a new float needle and seat be sure to check the float height before reassembling the carburetor.
Honda Part Number: 16011-355-004
K&L Part Number: 18-4620
Fits Honda:
S90 Super - VIN# S90-111565 TO S90-142498
ST90 Trailsport - 1973-1975
CT90 Trail - 1966-1975 - Use from Engine SN 122551
TL125 Trials - 1973-1975
CA160 - 1966-1969
SL175K - 1970-1972
CB175K - 1969-1973
CL175K - 1969-1973
CB200K - 1974
CB200T - 1975-1976
and others. . .