Not mine, no affiliation and I am not even sure this fits into our cars, but in case it might...
http://www.ebay.com/itm/bmw-e12-4sp...ash=item3acf921f28:g:umIAAOSw-CpYBVU-&vxp=mtr
http://www.ebay.com/itm/bmw-e12-4sp...ash=item3acf921f28:g:umIAAOSw-CpYBVU-&vxp=mtr