Quote Originally Posted by Black R
I have been on the lookout for something even lighter.
Why not go ahead and get a lawn tractor battery? Weighs in at around 15 pounds, where I believe the stock one is close to 60(?). I've used the AutoZone $20 lawn mower battery in my Neon when I was racing and as it was a DD. Full 800 watt stereo in it as well. Never one problem with it. Later, QD.