Husqvarna TE 250 Workshop Manual page 396

"KIT" ASSEMBLING INSTRUCTIONS
INSTALLING THE RACING LIGHT
Drill one 6.5 mm hole on the rear mudguard as shown in the picture, then two
additional holes with the same diameter matching the holes of the Racing light.
Use the available screws to anchor.
Pass the licence plate holder cables along the rear frame.
O.54 Part. N. 8000 B0148 (02-2008)