Honda SH300 2006 Manual page 8

GENERAL INFORMATION
The engine serial number is stamped on the final reduction case near
the rear wheel.
ENGINE SERIAL NUMBER
The throttle body identification number is stamped on the lower side
of the throttle body.
THROTTLE BODY IDENTIFICATION NUMBER
LABEL
The color label is attached on the luggage box. When ordering color-
coded parts, always specify the designated color code.
COLOR LABEL
1-4