Honda ST50 Shop Manual page 71

12. CT70 '78 ADDENDUM
Frame No. CT70 -2700005 and subsequent
Manufactured before February, 1978
Fig.K7-1
(I)
Rubbercap (7) Screwset
(2) Carburetor top set (8) O-ring
(3) Carburetor top washer (9) Needle jet holder
(4) Throttlevalvespring (10) Mainjet
(S) Jetneedleset (11) Aoatvalve
(6) Throttle valve (12) Float set
Carburetor Setting Table
Item
Setting mark PB3 6A
Main·et
No. 55
Jet needle setting
tlstg,0-0,o
Float height (gauge)
10.7mm (0.42 in.)
(13)
Carburetor gasket
{14)
Float chamber
(15)
Valve set
{16) Drain screw
{17) Tube clip
{18) Drain tube
69
1
of2