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Old 01-09-2007, 01:21 PM   #1
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Weight Loss Program and Feeling Great

Well, I tried dieting, but it's not happening. I figured the cheapest way I could trim 20 lbs of my ride would be to take it off my hide, but that did not work out. So I have turned my attention to seeing what I could do to reduce the weight of the car, here are my estimates of weight reduction efforts so far:


1. Lightweight flywheel, about 15 lbs lighter

2. Braille Lightweight Battery good 30 lighter (it weighs 15 lbs)

3. Replace spare tire with tire plugging kit and pump 25 lbs lighter

4. Headers and high-flow cats 20 lbs lighter than stock


That's about 90 lbs lighter than stock, which on a 2000 2.7L puts the dry weight of the car just under 2700 lbs. With the intake, chip and exhaust I have on the car, I am putting out a little over 200 hp to the wheels on the dyno.

Between the tuning, my new suspension, and the weight savings, this little 2.7L is feeling very spritely these days. So quick that after reading the thread on radar detectors, I think I am well overdue for one. Down the road I have been thinking of new seats, but would want light ones that have back angle adjustment, any recommendations?


Ed

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Old 01-11-2007, 03:21 PM   #2
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ed
how do you like the lt wt fly? I love mine, it only chatters at idle, and only a bit.
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Old 01-11-2007, 04:16 PM   #3
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You can lose weight if you are just disciplined. I have had luck with my most recent efforts – I eat whatever I want and then just make myself throw up afterwards. It’s great and am losing weight fast!
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Old 01-11-2007, 04:49 PM   #4
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What do you think of the Braille battery? I've been thinking of going with a light weight battery, but my Boxster is a daily driver, and I'm worried about the longevity of the lightweights. BTW, I'm in Charlottesville; did you get the battery locally?
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Old 01-11-2007, 09:50 PM   #5
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I have a great weight loss plan too - I call it "Hungry"
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Old 01-11-2007, 10:26 PM   #6
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"3. Replace spare tire with tire plugging kit and pump 25 lbs lighter"

Interesting trade-off. This exact set-up weighs heavy on the mind of many a 987 owner.

If I see you on the side of the road with a punctured side-wall, I'll be sure to get you out of your rut by stopping to tell you about Jack in the Box's new breakfast sandwiches.

(Note: Funnier if you get Jack in the Box televisions commercials in your area).
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Old 01-12-2007, 06:19 AM   #7
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Quote:
Originally Posted by Dr. Kill
You can lose weight if you are just disciplined. I have had luck with my most recent efforts – I eat whatever I want and then just make myself throw up afterwards. It’s great and am losing weight fast!
Great way to lose your teeth too!

Be careful!
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Old 02-03-2007, 08:17 AM   #8
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Does anyone have the weight on the stock boxster seats?
Specificly the standard seat with no heat and only the two elect adjustments.
I have a potential buyer for these stock seats and the GT3 seats are lookin' pretty schweeet.
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Old 02-03-2007, 08:39 AM   #9
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Jeez, are you serious? Ive had mine in the for sale section forever now.
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Old 02-03-2007, 09:08 AM   #10
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Jeez, are you serious? Ive had mine in the for sale section forever now.
Yes, (possible) buyer. And this is at a "blow out price"
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Old 02-03-2007, 10:21 AM   #11
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Just wanted to add that losing 100lbs off the car is roughly equivelent to adding 10hp so I've heard.
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Old 02-03-2007, 10:53 AM   #12
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Hmm, maybe. I always heard it as 100 LBs will give you a tenth in the quarter mile. To some extent at least. What was this "blow out price"?
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Old 08-26-2010, 11:30 AM   #13
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I dont know how I found this old thread, but I got a chuckle out of it when I read it. I can now add GT3 seats to the weight-reduction program for an additional weight savings of about 40 lbs, over stock seats, no wonder the car feels like it is floating sometimes......

Ed



"Here are my estimates of weight reduction efforts so far:

1. Lightweight flywheel, about 15 lbs lighter

2. Braille Lightweight Battery good 30 lighter (it weighs 15 lbs)

3. Replace spare tire with tire plugging kit and pump 25 lbs lighter

4. Headers and high-flow cats 20 lbs lighter than stock

That's about 90 lbs lighter than stock, which on a 2000 2.7L puts the dry weight of the car just under 2700 lbs."
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Old 08-26-2010, 02:15 PM   #14
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How about almost 800 lbs lighter than stock? ...and I still have steel fenders and doors

Last edited by grantsfo; 08-26-2010 at 02:18 PM.
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Old 08-26-2010, 03:07 PM   #15
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To further resurrect this from the dead, which of the Braille batteries are you guys using? I'm looking in their "no-weight" series, at the B2317/ 17R. I know that with the Optima, I needed a 34R to get the terminals on the right side, so I assume the 17R would be correct here? It looks like the 11.5 and 15 pound batteries only come one way.
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Old 08-27-2010, 02:36 AM   #16
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I got a little under three years of life on my first Braille battery, it was a 15lb model. The folks at Braille say their batteries are not fond of cold weather and it would last longer if on a maintainer over the winter. The 15 lb unit worked fine, but when I replaced it I went with their 21 lb battery because I have a couple of good sized, outboard amps in my audio system. Below is the info from their website on the unit I am using,

Ed




Braille SKU #B3121Model

Name:21 lb Extreme Use Battery

Length:6.6"Width:5.2"Height:6.8"Minimum Weight:21 lbs

12 VoltsFull Charge Voltage:13.8 Volts

Short Circuit Current (Max Cranking Amps):3000

Pulse Cranking Amps (PCA) 5 sec @ 80F: [?]1380Pulse

Cranking Amps (PCA) 10 sec @ 80F:1207

Pulse Cranking Amps 20 sec @ 80F:1066

Cranking Amps 30 sec @ 80F:892

Cranking Amps 30 sec @ 32F:742

Cold Cranking Amps 30 sec @ 0F: [?]

550Reserve Capacity: [?]1hr 15mins

Capacity (C/20 rate): [?]31 amp hr

Internal Resistance:4.0 milliohms (.004 ohms)

Life Cycle @ 10% DOD: [?]3100 cycles est.B3121 - Gallery
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