from "flybye" on the rx7club.com forum:
Yep This is IT! A WHOPPING 700k. Everything and anything you ever needed to know about the system's wires. Remember to hook it up to the amp relay to ignition power and not constant power. If you hook it up to constant power, the amps will stay on ALL the time and KILL your battery.
Here are your color codes.
L = Blue B = Black BR = Brown DL = Dark Blue DG = Dark Green G = Green GY = Gray LB = Light Blue LG = Light Green N = Natural O = Orange P = Pink R = Red PU = Purple T = Tan W = White Y = Yellow V = Violet