if you enlarge the box you have more choices for batteries under the floorboards, but that's really not needed unless you have LOTS of electrical stuff.
if you put the batt in the engine compartment you limit what you could have put there that may serve your needs in the cab better like windshield washer bucket or A/C plumbing or??
http://s67.photobucket.com/albums/h298/1951otter/?action=view&current=6.jpg
my .02

Last edited by carolines truck; 09/15/2008 3:29 PM.
Jim & Caroline
The highway is for gamblers, better use your good sense."
Gooday-that's my 1¢ answer due to the lousy economy ~ cause I ain't got - no . mo . doe
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