Unipro 7003 Reference Manual page 23

Screw with washer
Use the enclosed umbracho screw
The enclosed screw is screwed through the front coat to
ease the mounting of the main box. Use a 6 mm
umbracho.
UNIPRO – The original Laptimer
The main Box is mounted behind the front cover.
First, a 6.5 mm hole is drilled in the cover. Some karts have a
recess in the coat suitable for drilling the hole in. If you press
hard on the sticker, you can see where to drill the hole. It is a
good idea to look from the back before drilling!
Front cover
Vibration damper
Main box
23