Route most if not all the wiring underneath the gaps between the front fenders and wheel wells.
The wiring for your motor, you could hide it in this tubing:
http://www.federalmogul.com/en/OETechnology/VehicleSafety-Protection/SystemsProtection/Innovative-Technology-Solutions/Abrasion-bundling/
I'm pretty sure if that you look in the LS or LSX section, there's bound to be someone whom has already done this and you can get your ideas there..
The wiring for your motor, you could hide it in this tubing:
http://www.federalmogul.com/en/OETechnology/VehicleSafety-Protection/SystemsProtection/Innovative-Technology-Solutions/Abrasion-bundling/
I'm pretty sure if that you look in the LS or LSX section, there's bound to be someone whom has already done this and you can get your ideas there..