these inserts are for sale by the way. only missing the rear inserts thsese are for the 2 front, i just cant figure what mount they are exactly,
they came off my b16 swap and i either used integra or del sol mounts not sure which ones though
so if you coudl figure that out by the number i mentioned its your for

20 bucks shipped.

you can buy some zip ties or use long skinny bolts/nuts which i did more secure.