NISSAN 2012 370Z Roadster - Owner's Manual - Manual (Page 409)

STI0629
Mark the center of the hole
*
D on both
sides with a felt-tip pen. Remove the bracket
from the bumper, and then open 0.9 to 1.0
inch (22 to 25 mm) diameter holes on the
bumper using the marks
*
D as a center.
5. Insert J-nuts into the license plate bracket
before placing the license plate bracket on
the fascia.
6. Install the license plate bracket with screws.
7. Install the license plate with bolts that are no
longer than 0.55 in (14 mm).
STI0650
Technical and consumer information 9-15