The electrics are all the same except 74-76, they had one extra spade terminal on the body side connector for the oil pressure gauge.
74-76 had the 130mph, thread on speedo cable and the clockwise tach.
View attachment 6518
77-78 changed the surround color and swapped the oil pressure gauge for the volt meter.
View attachment 6519
79-80 had 140mph and the counter clockwise tach and removed the "SLOW DOWN" idiot light.
View attachment 6520
81-83 had 80mph speedo, Changed the "FASTEN BELTS" to jut the normal symbol.
View attachment 6521
84-86 went back to 140mph, clip on speedo cable and had "BERTONE" above the turn signal light and added the "EX GAS SENSOR" idiot light.
View attachment 6522
87-89 changed the font on the gauges.
View attachment 6523
I apologize for the crappy pictures.