hey gents

im trying to put a aftermarket wheel on but m having trouble fguring out which wire activates the relay swtch.im assuming its the brass thing that makes contact with the boss kit the black wire that comes of that, is that where connect my relay to?

im also using a 5 pin relay
87- to my horn
30- constant power, just gonna use igniton power
85- ground
86- switch, this wire is where i dont know where to hook up to

any help appreciated

dose ths sound riht