Here's how I installed a Matrix 67 on my x-factor...
Here's how they look on the inside...this one is a Matrix 17...
Here's how I make AA power supplies to run ff's...
http://www.norcalkayakanglers.com/in...d=29&Itemid=42
This is a good basic how to for installing a ff...
http://kayaksportfishing.com/equipme...fishfinder.htm
Its really not that hard to do. Good luck!