Ah so my car is missing it's shunt so .. 1) my ammeter doesn't work (I thought it was busted!) 2 I don't know what one looks like (cause it missing remember?) , any one have a picture of their shunt? 3)I have no idea where to get a replacement unit. 4) could one conceivably build one? Using the search: I found this only relavent reference to shunt) " on my 75-280 I only have 1 fusible link box, located on the relay bracket. Underneath this box, is a metal box, 2" x 2" x 6" and it cont