i swapped out an engine in my 1990 325i vert with my 1987 325is just because my engine stopped workin and i had an extra but well i have no idea what im doing because i know a small amount about this shit. the thing i am having trouble with is plugin all the wires bak in. i didnt label any thing so i dont no where they all go and they all fit into each other. does anybody have like a detail picture or something that can help??