C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Light weight battery install done.

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Old Dec 28, 2009 | 11:20 AM
  #21  
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Winter update, the battery does well. It starts in all conditions, and cranks fast. It doesn't have much reserve power though. My car wouldn't start after leaving the door open for 30 mins. All my interior lights are removed now though.

Also for an update, I learned that Deka makes the battery and charges much less.

http://www.eastpenn-deka.com/
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Old Dec 28, 2009 | 08:03 PM
  #22  
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Thanks for the update. I will need to make a battery purchase soon. I would like to have a little more reserve than 30 min. but I like the weight savings.
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Old Dec 28, 2009 | 08:25 PM
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The 15 pound version is pretty popular, that one would have more reserve.

My small mount probably saves 2 lbs too, the stock mount was enormous.
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Old Jun 2, 2010 | 10:31 AM
  #24  
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This battery just barely cranked my rebuilt engine with 10.75 compression. Now that the engine has run a little it cranks fine though.
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Old Jun 2, 2010 | 03:36 PM
  #25  
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Nice set up Andrew.
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Old Dec 4, 2010 | 10:34 PM
  #26  
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Originally Posted by Mojave
Yeah, there are some pics on my site:

Info on where we can get this bat please? I'm preping my ZR-1 for the track and the battery ga the go! Too heavy!

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Old Dec 5, 2010 | 12:02 PM
  #27  
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I want to bring up a good point to those considering lightweight batteries:

If your car is stick shift, I think you would be good to go with one of these.

Why? because you can always bump start the car if you need to.
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Old Dec 6, 2010 | 05:50 PM
  #28  
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Originally Posted by Mojave
I'm running an Odyessy PC680, mounted behind the passenger seat, and I had no problems starting in 30 degree weather.
It's been a while since I've seen this thread. Comming back to it, I'm just realizing that I already have two Odyessy PC680 batteries. I have one in each of my jet ski's that are not used in the winter. hmm..

Any negatives to using one of these? I have a Viper alarm, Mezierre EWP, two pillar gauges, and a bottle warmer used occasionally. I also have a cam installed. Info on the rear isntall?


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Old Dec 7, 2010 | 07:06 PM
  #29  
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Great update Wolf, I like to see real world results posted. Ive never seen these batteries but I dont race at all. Pretty cool for weight savings. Do you still try and maintain the near 50/50 weight distribution from the factory? You would prolly have to take off alot from one end to the other to notice a handling difference I would reckon. Inquiring minds wanna know
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Old Dec 7, 2010 | 07:18 PM
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The Braille battery is the same battery as the Deka, just a different name. The Deka brand is significantly less expensive than the Braille. Google the name.
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Old Dec 7, 2010 | 07:32 PM
  #31  
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I've got the battery in the 1st post.
I used it in my 1988 Conquest TSI.

It's a great battery, but does not have much of a reserve.
If your car starts easy, you shouldn't have any issues unless you leave the doors open or run a stereo for a while.
I had an intercooler hose blow off which flooded out the car.
I didn't have enough reserve to get the fuel cleared out and start the car.
That was an annoying day.

The battery did not work well for me in the winter.
If it was cold out, my car would barely turn over at the end of a work day sitting outside.
Sometimes, I needed a jump.
My solution was to use a regular battery during the winter months.
I suppose one of those potable jump starter boxes would be good to have as a back-up.

It's good to now know about Deka being the same battery.
Braille offers various brackets and accessories.
http://www.braillebattery.com/
You could buy the battery from Deka and the mount or bracket from Braille.
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Old Dec 7, 2010 | 08:58 PM
  #32  
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Originally Posted by HlhnEast
Great update Wolf, I like to see real world results posted. Ive never seen these batteries but I dont race at all. Pretty cool for weight savings. Do you still try and maintain the near 50/50 weight distribution from the factory? You would prolly have to take off alot from one end to the other to notice a handling difference I would reckon. Inquiring minds wanna know
The car is doing good for front/back weight and excellent for corner weight. I had it on scales over summer:





I can really notice the weight reduction in braking zones!
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Old Dec 7, 2010 | 10:14 PM
  #33  
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Wolf ,your car is amazingly light !!!
you are in a serious light level !
i would love to lower my 87's weight !
Would be cool to have a just for starters lightweight thread!
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Old Dec 8, 2010 | 05:24 AM
  #34  
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Originally Posted by Aardwolf
Wow, thats pretty amazing! Great job!
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Old Sep 6, 2011 | 09:50 AM
  #35  
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Update, the battery in the original post started to crank slow. Checked it and 6 v under cranking. Holds a full charge though. I decided to retire it and use it for the lawn mower. It lasted about four years and could last a little bit longer. I replaced it with this model for $70 shipped:



Very similar battery to the original, made by Deka/East Penn. Same size but fits backwards. Costs less!
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Old Sep 6, 2011 | 10:12 AM
  #36  
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2,800 pounds
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Old Sep 6, 2011 | 10:48 AM
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I really notice the weight loss in the braking zones. Can go way deeper, allows catching higher HP cars.
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