My battery was originally relocated there when I did a 3L install. So the cables run up to the engine, And also power my Amps.
Dont know what others use when they have extra batteries.

Silver 98 SVT Contour E0 #4121 Reborn with 3L 6/03 Dyno: Max Horse Power= 194.1 Max Torque= 184.8 http://www.geocities.com/speeddemons19 Also at www.cardomain.com/memberpage/561067