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Engine, Exhaust, Transmission Discuss the FR-S | 86 | BRZ engine, exhaust and drivetrain. |
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06-03-2013, 09:46 PM | #1 |
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Relocating Battery to trunk
I have/will have lost about 60-70 lbs of weight from the rear of the car and I thought that maybe it would be appropriate to move the battery to the trunk, and placing it in the spare tire well. This will even out the balance in place of the rear missing weight since the front is already heavier than the rear.
I'm thinking 8-6 gauge wire for the job, including ground. If I get everything working right I will post a log/diy. Any thoughts, concerns or details I'm missing? Since I usually do.
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06-03-2013, 09:52 PM | #2 |
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06-03-2013, 09:59 PM | #3 |
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Might be easier to buy a lightweight replacement and leave it up front, depending on budget.
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06-03-2013, 09:59 PM | #4 |
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06-03-2013, 10:03 PM | #5 |
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I agree 100%, it would be easier
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06-03-2013, 10:05 PM | #6 |
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Unless you need space it's just not worth it versus just getting a lightweight battery. You will add weight with the cables which at a minimum would be 4 gauge. It's not like the battery is mounted way in front like the Imprezas, it's right next to the firewall...
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06-03-2013, 10:12 PM | #7 | |
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Quote:
just a quick search (probably not the most accurate source, but just for discussion) shows that 25 feet of 4 gauge copper only weighs 2.2 lbs, so I don't think the added weight of wire is really a concern to me.
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06-03-2013, 10:47 PM | #8 | |
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Quote:
Simmons
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06-03-2013, 10:49 PM | #9 |
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I get that it would be WAY easier to just plop a d-cell sized battery in there, but what is hard is convincing my wife.
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06-03-2013, 10:50 PM | #10 |
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I think the trouble of moving the battery all the way to the trunk is wasted when you can buy a 5lb battery for a few hundred bucks. I mean 2.2lbs of wire? That's almost half the weight of my battery br0! Take weight off the front of the car if you want to balance it. Or keep the gas tank full. Or fab up a proper rear diffuser. JMO.
edit: money/wife eh? Should prob still get a sealed battery since it'll be in the cabin now. |
06-03-2013, 11:07 PM | #11 | |
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Quote:
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06-04-2013, 10:57 AM | #13 |
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You can't really put the stock lead acid battery in your trunk unless you want to put it in a battery box with a vent tube. Now there are conveniently a bunch of holes which run from inside the trunk to the frame so that might work out okay, but I wouldn't consider it ideal. Almost everyone I've ever seen relocate a battery inside (include myself) uses a sealed AGM battery.
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06-04-2013, 11:04 AM | #14 | |
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