"Torx" Bolt - Honda Motorcycle Service Manual

GENERAL INFORMATION
UBS bolts are in the high-tension category. They can be
recognized by undercuts under their bolt necks. UBS bolts are
marked either with or without strength marks. Furthermore.
these bolts are so structured so they will not easily loosen, by
the provision of a slight slope of 5 to 60' on the bottom of the
flange.
w \
UBS BOLT
"TORX" was developed by CAMCARITEXTRON INC.,
Rockford. Illinois, U.S.A.. Its portion which transfers the
tightening torque has hex-globe shape as shown in the figure.
The inside TORX is classified as "Ttype, and the outside
TORX is as "E"type.
"TORX" BOLT
Drive size represent the sizes of "T" or "E" portion and also
applicable tool sizes.
I
"T TYPE
On the right is a table to show representative drive sizes and
thread sizes often used for Honda motorcycles.
"Trtype TROX has a special type which has a projection at
the bottom of its hollow.
This type of TORX bolt is used for the parts not t o be disas-
sembled. (ex: throttle sensor installation and etc.)
To remove and install, specific type (with
a
recess for the
projection) of TORX wrench is required.
Be careful that the parts using " T t y p e TORX bolt basically
should not be removed or the adjustment is required when
reinstalled.
Date of Issue: March,
1995
1-8
o
HONDA MOTOR CO..LTD.