LS / B20 spark plug cover question.

So maybe hopefully someone here can help. I cut a piece of sheet metal to make a spark plug cover for my b20 vc its cut to spec but now im stuck how do i bolt this sucker down?? I found dead threads with dead pic links and ive come up empty so if anyone can help here with some pics id really appreciate it thank you!!

can you not use the 2 holes in the middle where the plug wires go?

Yeah! what he said. ^^^