Quote Originally Posted by gnihcraes View Post
Plenty of wire gauge charts on the net. one down on this page, doesn't really cover the length though, just says increase size with distance. http://www.rowand.net/Shop/Tech/WireCapacityChart.htm
Yeah they leave out the part about the ambient temp too, and with it running through the engine comp that may have an effect. Alway best to use half of rated load to stay on the safe side.