Thứ Năm, 19 tháng 1, 2017

hood weight savings for a 2005 RS part 1

gharari 06-02-2005 04:29 AM

hood weight savings for a 2005 RS
I understand that my 2005 RS has a steel hood and I would save a ton of weight by going to a stock wrx, stock sti, or aftermarket CF hood. Can someone tell me what the weight savings would be and if changing to a hood with a scoop would be a good idea? Any recommendations?
SurfRS 06-02-2005 05:22 AM

I have an 05 RS also and compared to a wrx hood our hoods are heavy as hell. If you can find a person with a front mount that wants to swap do it!! I will swap if I can find a person who wants my Crystal Grey Metalic hood, but I will most likely go with a CF hood for max weight saving and that sweet cf look.
Gimpy00Wang 06-02-2005 09:48 AM

Yeah, the WRX and Sti hoods are very light. I just wish you could get one without the scoop. If I were in your shoes, I'd go CF.

- Chris
kennyvb 06-02-2005 10:04 AM

[QUOTE=SurfRS]I have an 05 RS also and compared to a wrx hood our hoods are heavy as hell. If you can find a person with a front mount that wants to swap do it!! I will swap if I can find a person who wants my Crystal Grey Metalic hood, but I will most likely go with a CF hood for max weight saving and that sweet cf look.[/QUOTE]

Buy me a FMIC and we got a deal :lol:
gharari 06-02-2005 11:07 AM

anyone know HOW MUCH wweight savings? Also, anyone know if I would have problems with the hood scop?
gharari 06-07-2005 12:31 AM

bump to the top. Still would like info on hood weights and if I would have a problem with a hood scoop on a 2005 RS (n/a - no turbo). And no, I ain't frontin'. Just looking for some weight savings.
PARANOID56 06-07-2005 12:21 PM

you should have no issue on the hood scoop. i have had a wrx hood on mine for a year or so. and all it does it make the engine dirty faster.
but, looks cool :D
Shane
MattDell 06-07-2005 03:12 PM

There is no noticeable weight reduction with an aluminum hood vs. a steel hood. All is does is look cooler and dent faster.


-Matt
gharari 06-07-2005 03:38 PM

Really???? When you lift a RS hood vs. a WRX hood, it is night and day difference. Perhaps it is just a few pounds, but I was thinking it was around 20-30. Anyone know for sure?
petawabit 06-07-2005 03:53 PM

[QUOTE=MattDell]There is no noticeable weight reduction with an aluminum hood vs. a steel hood. All is does is look cooler and dent faster.


-Matt[/QUOTE]

where did you get this information? have you ever tried lifting a rs/l hood? i changed my steel hood with a cf one and now have a aluminum one. the weight difference is quite dramatic
paperchasin 06-07-2005 04:17 PM

[QUOTE=MattDell]There is no noticeable weight reduction with an aluminum hood vs. a steel hood. All is does is look cooler and dent faster.


-Matt[/QUOTE]
ur joking right??? :huh:
MattDell 06-07-2005 04:25 PM

[QUOTE=petawabit]where did you get this information? have you ever tried lifting a rs/l hood? i changed my steel hood with a cf one and now have a aluminum one. the weight difference is quite dramatic[/QUOTE]
I've done the swap several times. And, no, I'm not joking.


-Matt
quest 06-07-2005 04:52 PM

the weight difference is pretty significant (as far as lifting the hood goes), but you wont notice the car being any faster or anything like that.

the weight thing is just an excuse for people that need to justify wanting a hoodscoop
gharari 06-07-2005 11:28 PM

Even for auto-x times?
MattDell 06-08-2005 01:07 AM

It MAYBE will give you .1 on your time... MAYBE.


Suspension upgrades would be better value for your money if you want to increase your autocross times.

-Matt
PARANOID56 06-08-2005 10:02 AM

there is a 10-15lb difference between the two. i have switched the ones on my car, so i also konw.
Shane

[QUOTE=MattDell]There is no noticeable weight reduction with an aluminum hood vs. a steel hood. All is does is look cooler and dent faster.


-Matt[/QUOTE]
MattDell 06-08-2005 11:02 AM

You you consider 10-15 pounds noticeable? Your car is so much faster now, isn't it? You better take your spare tire and jack out of the rear, too! Then you'll be ULTRA LIGHT WEIGHT JDM!!!1


-Matt
petawabit 06-08-2005 11:18 AM

[QUOTE=MattDell]You you consider 10-15 pounds noticeable? Your car is so much faster now, isn't it? You better take your spare tire and jack out of the rear, too! Then you'll be ULTRA LIGHT WEIGHT JDM!!!1


-Matt[/QUOTE]

of course when you're considering that the aluminum hood or cf is close to HALF the weight of the steel one. Maybe it's not considerable to you since you might be adding more than those 10-15 pounds lost from your gut :-P
SubaruGenuineParts 06-08-2005 11:25 AM

[QUOTE=MattDell]I've done the swap several times. And, no, I'm not joking.


-Matt[/QUOTE]

Matt i am sorry but you're sadly mistaken.

there is at least a 35 to 40lb difference.

my RS (2001) came with a steel hood.
I recently swapped a JDM WRX (GC) hood onto my car.
the weight savings was massive.

New WRX hood will weigh approx 12-14lbs
New RS hood will weigh approx 40-50lbs

you cannot tell me steel vs aluminum = no difference [img]http://fool.exler.ru/sm/umn.gif[/img]

sorry... no way... nope. not. nada.
Jamie
[url]www.subiegal.com[/url]
RokketRide 06-08-2005 11:56 AM

Jamie, you are an advocate for the aluminum hood over CF? I am contemplating which direction to go.


I agree although you may not feel the weight difference in terms of the car being "faster", but 35 pounds up high, out front should have an impact on lateral response.
Subie Gal 06-08-2005 12:00 PM

[QUOTE=RokketRide]Jamie, you are an advocate for the aluminum hood over CF? I am contemplating which direction to go.


I agree although you may not feel the weight difference in terms of the car being "faster", but 35 pounds up high, out front should have an impact on lateral response.[/QUOTE]


[b]since you asked, this is my opinion....[/b]
most CF hoods out there are utter crap.
the weave is crap.
the fit is crap. (large gaps, scoop doesnt fit right, etc)
and they look like crap up close.

OEM alum. hood weighs the same as CF - if not less.
alum hood also has crumple zones, (for impact) CF hood does not

yeah so... alum hood wins in my book :banana:

Jamie
[url]www.subiegal.com[/url]
MattDell 06-08-2005 02:44 PM

[QUOTE=SubaruGenuineParts]Matt i am sorry but you're sadly mistaken.

there is at least a 35 to 40lb difference.

my RS (2001) came with a steel hood.
I recently swapped a JDM WRX (GC) hood onto my car.
the weight savings was massive.

New WRX hood will weigh approx 12-14lbs
New RS hood will weigh approx 40-50lbs

you cannot tell me steel vs aluminum = no difference [img]http://fool.exler.ru/sm/umn.gif[/img]

sorry... no way... nope. not. nada.
Jamie
[url]www.subiegal.com[/url][/QUOTE]

In the quantitative sense, yeah, there's a difference, but in qualitative terms, no, there is no noticeable difference. If someone wants a WRX hood because it has a hood scoop, that's fine by me, but they shouldn't justify a WRX hood because of any performance gains found by shedding 25 pounds off of a ton and a half vehicle. :o


-Matt
SubaruGenuineParts 06-08-2005 03:41 PM

so what you're saying is that saving 40lbs on the front end does nothing?

add to that a lightweight jdm beam.... (now saved 80lbs)

and it does nothing?

did you take physics at any point in your schooling? :lol: [img]http://fool.exler.ru/sm/umn.gif[/img]
gharari 06-08-2005 04:00 PM

[QUOTE=SubaruGenuineParts]so what you're saying is that saving 40lbs on the front end does nothing?

add to that a lightweight jdm beam.... (now saved 80lbs)

and it does nothing?

did you take physics at any point in your schooling? :lol: [img]http://fool.exler.ru/sm/umn.gif[/img][/QUOTE]


I agree. Reducing 20-40 pounds is very significant for just one part. It all adds up. Is it worth the cost? That's a whole different question, that I wasn't asking.
jnorth85 06-08-2005 04:00 PM

[QUOTE=SubaruGenuineParts]so what you're saying is that saving 40lbs on the front end does nothing?

add to that a lightweight jdm beam.... (now saved 80lbs)

and it does nothing?

did you take physics at any point in your schooling? :lol: [img]http://fool.exler.ru/sm/umn.gif[/img][/QUOTE]


or lack of.....

maybe over the total scheme of things there isnt a real huge differerence such as putting a new turbo on, however there is a difference will you feel it? no will the dyno show it ? no however there IS a difference...
im sorry but 20lbs compared to 40lbs is a difference no matter how you look at it.
ranger5oh 06-08-2005 04:11 PM

weight savings adds up... 20lbs here, 20lbs there... and after a few mods you are 100lbs lighter. Weight savings is the best thing you can possibly do for performance, it helps all aspects of handling... accel, braking andd cornering. If there was no difference, why is an Enzo ALL carbon fiber? Why are all race cars CF? Sure you prolly wont notice a performance gain by just changing the hood out, but change the hood, trunk, wheels, doors, seats, spare tire, etc... the stuff really adds up.

Matt... you dont know what you are talking about.
MattDell 06-08-2005 05:46 PM

[QUOTE=ranger5oh]Matt... you dont know what you are talking about.[/QUOTE]

That's a good one! :lol:


Was the question about removing all the panels and replacing them with carbon fiber bits? NO! Trust me, I know the difference weight can make. I know it's one of the most important things that you can do to help performance. But if you're gonna spend $300+ on a WRX hood in order to save 20 pounds, it's just not worth it! Buy yourself some suspension bits, an intake, SOMETHING! A WRX hood is just not going to do you that much good unless you're on lightweight binge and trying to save yourself every ounce that you can.

If you're building a race car, as in Jamie's case, I can understand that. But, no, we're talking about removing one hood and replacing it with another one. CETERIS PARABUS! Everything else stays the same!

So, yeah, is 20 pounds worth $300+ to you? That's my argument, not that less weight != fastAr! :rolleyes:

-Matt
quest 06-08-2005 06:50 PM

i autocross naked...it's cheaper
gharari 06-08-2005 07:14 PM

Matt, I totally appreciate your position that many peoples' attempt to save weight is not practical, however, I was misled by your initial answer. I thought you were saying that there was not a big difference in weight between the hoods, which, in fact, there is.

I think you may have assumed that I was just a street racer punk who was trying to get more HP on my butt-dyno runs, hence, you were just trying to shut down my impractical impulse to buy a nice shiny, new, lightweight, go-fast, wanna-be-a-wrx-or-sti hood. In the end, others chimed in and set me straight, which is why web forums are such a beautiful thing. Don't worry though, it's all good. As I said, I totally appreciate your opinon and even somewhat agree with it.

That being said, purchasing a used wrx or sti hood and selling the RS hood would probably not be that expensive. Additionally, I am considering a wrx or sti engine swap in the future, which would require a new hood.

Thanks to all for your input. I'd still like some exact weights if anyone knows them. Thanks.
MattDell 06-08-2005 07:23 PM

I'm a college student, so I just like to get the best bang for my buck. ;)


-Matt
petawabit 06-08-2005 07:39 PM

[QUOTE=MattDell]

Was the question about removing all the panels and replacing them with carbon fiber bits? NO!
-Matt[/QUOTE]

Was the question asking whats the best bang for the buck? NO! he's asking if there is a noticable weight difference between the hoods where THERE IS. If you wanted bang for the buck, why didn't you get a sti instead
assassin_2.5 06-08-2005 08:19 PM

i know this has nothing to do with weight savings but i totaly love the old rs hoods with the scoop and vents is there anything out there similar for 05s?
MattDell 06-08-2005 08:21 PM

[QUOTE=petawabit]he's asking if there is a noticable weight difference between the hoods where THERE IS.[/QUOTE]

[QUOTE=ranger5oh]you prolly wont notice a performance gain by just changing the hood out[/QUOTE]

/thread. :rolleyes:
MattDell 06-08-2005 08:24 PM

[QUOTE=assassin_2.5]i know this has nothing to do with weight savings but i totaly love the old rs hoods with the scoop and vents is there anything out there similar for 05s?[/QUOTE]
[url]http://forums.nasioc.com/forums/showthread.php?t=782978[/url]
gharari 06-08-2005 09:07 PM

[QUOTE=assassin_2.5]i know this has nothing to do with weight savings but i totaly love the old rs hoods with the scoop and vents is there anything out there similar for 05s?[/QUOTE]


If your question is off topic, please post in another thread or do a search for the information you seek. That would be much appreciated :)

Still looking for hood weights here. Thanks.
petawabit 06-08-2005 09:56 PM

[QUOTE=MattDell]/thread. :rolleyes:[/QUOTE]

Just speaking from experience that I have felt a noticable difference from changing out the hood from the steel to cf one.Mostly with steering response

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