This video show the installation of the chrome bumper after all fabrication and body work has been completed.
includes installation of Chrome Grille.

(EDIT:)
my comments about missing parts in the Moss hardware kit were incorrect.
The Kit was intended for installing over riders, which we chose not to do.

MGB FRONT BUMPER BAR
453090 $299.99

HARDWARE KIT, front bumpers
321908 $43.99

FRONT APRON, with vent holes (British Motor Heritage)
457115 $209.99

MGB Grille Assembly 197374 (NEW)
Ebay $180

MGB GT RUBBER BUMPER TO CHROME BUMPER CONVERSION BRACKETS FRONT ONL
Ebay $56