hood from a b4 to b3 for singleframe

nice good evening first I have to let you all have a great forum together with almost all answers but now to my pb so I am about to install the singleframe bumper and I have to find that the b3 hood really modest to look photo hanger I and have now thought I take the from b4 the grill I cut in front of away so I didn’t change or ? a pb could still give it to the hood lock have it also gera but what do you think the closing of the b3 should be possible? thank you in advance mfg donato