1968 Evinrude Big Twin, Big Twin Electric, Lark 40 HP Outboards Service Manual, Page 78Get this manual
18GARED TEMPERATURE 14 GAYELLOW WARNING 16 GARED 16 GARED "
14 GABROWN
VOLTAGE REGULATOR
GROUND LEAD
18 GATAN
18 GA18 GAGRAY LIGHT GREEN
6 GABLACK GARED