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DSM Weight Reduction [merged] diet weight loss strip light

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98TsiAWD

DSM Wiseman
2,861
8
May 19, 2002
94 3000GT VR-4, North Dakota
I personally am looking to do some weight reduction while retaining the quiet/smooth ride, and still having a spare so I can go on the highway without getting flatbedded home.

heres some of my ideas, just normal of course.

CF hood
Ditch all of my stereo and just get upgraded 6x9, 5.25, and 3.5's hooked to the factory amp/deck.
CF Hatch<<<Anyone make one for us?
CF Spoiler<<Anyone make it?
Dimple Drilled/Slotted Rotors


What else is there? I dont wanna tear out all the sound deadening or the spare tire.
 
igs said:
LOL. The base mount alone weighs nearly 15 lbs. Add in brackets and sliders and you're at well over 20 lbs. I love it when people on the internet make shit up. :laugh:

What mounts are you using to mount your seat? :confused:
 
All I know is that lifting the 2G power leather seat out and then lifting a Corbeau FX1 with the bracket/slider attached in, felt pretty much the same. I am looking into aluminum side mount brackets though which should be much lighter.

Mitch
 
Well i have relized my car weighs to damn much so i need to find out some ways of reducing. any ideas it is a 97 gst spyder. I know there is alot built shit on the chasis so i dont roll the thing but was wondering if this can be torched off safely and just add a roll bar... any ideas thanks in advance!
 
Malice said:
Well i have relized my car weighs to damn much so i need to find out some ways of reducing. any ideas it is a 97 gst spyder. I know there is alot built shit on the chasis so i dont roll the thing but was wondering if this can be torched off safely and just add a roll bar... any ideas thanks in advance!


strip everything out of the interior/trunk and remove all the sound deadening/tar crap. Leave the back seat out if you dont' use it. Remove your power steering, air conditioner, cruise control. Get lighter seats. There's lots you can do.
 
Most of the chasis stuff is for body roll, not incase you flip it. It keeps your car from flexing. Leave most of that stuff alone.

All the above stuff that cyber said is good. Also look into some nice LIGHT LIGHT weight rims. Rotating mass is the best type of weight reduction you can do. It is a multiplying factor.
 
Hey I was just wondering if you guys had some common things in 1Gs that could be taken out for some weight loss. I want to keep my back seats. My A/C system is already taken off. Thanks alot

Kurt
 
I was checking out another site (drifting.com) and tumbing through some of their articles and one of the things that I saw mentioned a decent amount was weight reduction. I haven't seen any of that talk here, I did a search and none of the results looked helpful at all.
So I throw out my question:
Does anyone know of any recommend weight reductions for my 1997 Eclipse GS (2g n/t)? It's stock right now and I'm more or less aiming for a weekday driver, weekend racer path.... so taking out my AC unit and back seats would be a little to dramtic. And I already know of the obvious taking out of the spare tire/jack.
(And...why are 2g Eclipse so heavy? 3000+ pounds on my 2g n/t is pretty big there for a v4 2.0 litre.)

Thank you!
 
pokkii said:
I was checking out another site (drifting.com) and tumbing through some of their articles and one of the things that I saw mentioned a decent amount was weight reduction. I haven't seen any of that talk here, I did a search and none of the results looked helpful at all.
So I throw out my question:
Does anyone know of any recommend weight reductions for my 1997 Eclipse GS (2g n/t)? It's stock right now and I'm more or less aiming for a weekday driver, weekend racer path.... so taking out my AC unit and back seats would be a little to dramtic. And I already know of the obvious taking out of the spare tire/jack.
(And...why are 2g Eclipse so heavy? 3000+ pounds on my 2g n/t is pretty big there for a v4 2.0 litre.)

Thank you!
-i think your car weighs like 2,756 lbs, not 3000 (i think i read that somewhere when i had a rs eclipse)

you have an inline 4, not a v4.

carbon fiber hood is a good place to start, perhaps lightweight rims, also carbon fiber rear hatch.
Do those three things and take out your jack/spare tire and your looking at like 100lbs reduction. Also, run at the track with 1/4 of a tank of gas. For extra reduced weight i will drive your car (i weigh 135 lbs), :thumb:

With that kind of weight reduction you may cut off .2 seconds from your 1/4 mile time, which takes the stock 420a eclipse to a 16.3 or so ( i think 16.5 stock) This is why people dont typically focus on weight reductions as much as they do adding power when it comes to DSMs.

i.e. carbon fiber hood= $500 shipped
carbon fiber hatch= $500 shipped??? (probably more!)
rims w/tires = at least $1000
at least $2000=.2 second off 1/4 mile

hahn racecraft turbo kit=$2000 (or so)
2000 (or so)= 15 second 1/4 mile (approximate 1.5) off 1/4 mile.
 
If taking out the A/C is too drastic, there's honestly not that much weight you're going to shave off your car. A carbon fiber hatch is silly when the stock hatch is 95% glass (65lbs) and 5% metal. You'll be saving about 5 pounds (just take a shit before you race).
For the entry-level weight reduction, pretty much just getting lighter rims (upsrung weight removal is MUCH more valuable). If you're not willing to take out your back seat, you'll probably not take the time to scrape the 35lbs. of sound-deadening material off of the floorpan, back seat bench, and trunk of the car.
This'll help: http://www.prostreetonline.com/pso/pages/techtips/dsmweights.asp
Decent thread on weight reduction: http://www.dsmtuners.com/forums/showthread.php?t=124485&highlight=weight+reduction
It took a couple seconds to search those out.
 
Does anyone know if there are any lightweight fenders out there other than the fiberglass ones posted so far? Cause you know how fiber glass is compared to CF. Also is there any weight loss there and is it worth it? price vs. weightloss?
Chris
 
jtmcinder said:
igs = ignorant. There is no other way to slice it.

The Corbeau bracket for 2Gs weight 4.5#. I just weighed one.

- Jtoby

jtoby = illiterate. That's the only way to slice it. 15 lbs + your 4.5 lbs = 19.5 lbs. Ooohh, I was off by 0.5 lbs. And not everyone buys lightweight "Corbeau" brackets. 25 lbs is more accurate. Add in a slider and you're at least 30 lbs.
 
igs said:
jtoby = illiterate. That's the only way to slice it. 15 lbs + your 4.5 lbs = 19.5 lbs. Ooohh, I was off by 0.5 lbs. And not everyone buys lightweight "Corbeau" brackets. 25 lbs is more accurate. Add in a slider and you're at least 30 lbs.

jtmcinder said:
Originally Posted by jtmcinder
igs = ignorant. There is no other way to slice it.

The Corbeau bracket for 2Gs weight 4.5#. I just weighed one.

- Jtoby

He mentioned only the bracket, and you are a tool. Think twice before bashing wisemen who are here to help you, and know what they're talking about. They're here to help you, be respectful.

EDIT: Just so everyone knows, this is a revived thread, from December of 04.
 
I'll weigh my Bride rails and Bride seat (Zeta III Type L) once they arrive next week.
 
Somebody a few posts up said to skip relocating the battery cuz the wiring weighs 20 pounds. Number one, that sounds a little on the high side, but more importantly, number 2, the point of relocating the battery is to put the weight towards the back to even things out a bit. The best handling cars have 50/50 weight distribution. Most FWD cars are closer to 60/40. By moving the 50 lb battery to the back, you change the weight distrubution from 60/40 to 58.3/41.6. Those calculations are based on a 3000 pound car. We're actually under that, so the percantage change would be even greater. Thats a huge difference and the real reason behind relocating your battery!
 
I dont know were some of you guys get your parts weigh numbers. but there is no way front and rear bumpers weigh 100pounds. NO WAY. I removed everything. bumpers,bumper brackets front and rear. even those things that activate the airbags. and not even close to 100pounds. maybe 50pounds.

also someone said of an undercoating that weighs 50 pounds. what is that undercoating? how do I remove it.

I removed carpet and everything underneigh it and fire wall insulation. I think that was kinf of heavy. for what it is.

fenders. man those things are light weight and strong. dont change them.

carbon fiber hood. a MUST. VIS looks nice and its really light weigh.

rear hatch. for 2g there is a store on ebay that sell it. for $550 and $320 for the lexan window. I live in puerto rico and shipping was 250 alone so Ill pass on that for now

dont go removing all the plastics from the interior. all of them together dont weigh more than 7 pounds.

I removed everything from the aircondition. this was some heavy stuff.

I removed the tubes inside the doors. they are also heavy maybe 6 to 9 pounds each.

spare tire, rear wiper and motor. water tank. are a must
 
The undercoating is that black tar like crap under the car. That stuff is pretty thick about like seam sealer on my car. But I may have some extra oil/crap under there. Its still there so far on mine, I don't feel dealing with it, yet.
My insulation and seam sealer added up to about 50-60 pounds.
My interior plastics were actually pretty heavy, I'm thinking like 60 pounds or so. But that includes my dash and I have a 1g. (I put the dash back in though, some things aren't worth the savings to me.) The dash probably weighs around 30 pounds.
I should be losing the seats soon. Other than that, get rid of your rear seat belts and the fronts(if you have harnasses) those things weigh quite a bit.
I cant guess weights real well though and didnt weigh them, so feel free to correct me, but those weights are my best guess from carrying the crap around.
 
so what does the undercoating really do?

how do I remove it. is the car painted underneight the undercoat?

I guess if you guys can tell me how to remove it, ill get on it since I dont have the exhaust pipes mounted yet neigther the gas tank. cause I have a fuel cell. ahhh!! ROFL weigh savings.

ok Im guessing I have removed close to 150pounds off the car.
-front and rear bumpers
-rear seatbelts,brackets
-removed inside door tubes, cut exces metal from door
-removed sound deadning from floor and firewall
-removed carpet
-removed all indash air cond. components
-removed all in door air cond component
-removed air compresor,condensor,lines, brackets
-removed fuel tank
-removed all heatshield in engine bay and under car
-removed all trunk plastics, water bottle,spare tire,jack, cut were spare tire was
-removed under fender plastics
-removed all EVAC system
-removed cruise control
-removed rear wiper and motor
-carbon fiber hood
-removed all stereo components
-removed airbags
-removed 4 bolts from each rim. (jaja just kidding)

but how mucho do you think I have removed in weigh?

one thing thats really heave is the 3"exhaust pipes. aluminum would be an exelent option but cost alot.
 
Well the undercoating does a few things, like keep the bottom of the car from rust and corrosion. It protects against salt and the other things states use to get rid of snow. That and it insulates a little.
As far as removing it, um well, http://turbomirage.com/starion/8_31_03.html try looking at that site. If you do decide to remove it, bag it all up and weigh it, I'd be interested to see what it all adds up too.
I personally want to remove mine because i think it might burn, since my car has pumped out some oil at times.
 
I am try to sled some LBS on my TSI and need some helps on parts to remove. I have already removed the AC, rear carpet and the rear seats. :sneaky:
 
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