Call that a member brace? Feeble! 2004 Improvements...

Started by GSB, June 21, 2004, 19:57

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GSB

Just been crawling around under a brand new '2, and it seems that Toyota have made some not so subtle changes, that have effectivley made aftermarket member braces un-nessesary.

I was sat in a chair next to the car, when I spotted a large metal structure underneath just ahead of the front wheel. Basically there is now a massive fabricated brace that extends from the chassis rails forward under the front suspension to very nearly the front bumper. Its very securly bolted in multiple places and is accompanied by some very sturdy looking black tubular cross braces. I'd say it serves as both some very serious suspension bracing, and as an addititional deformabale crash structure, perhaps for an upcoming EURO NCAP test? Or maybe additional bracing to enable compaitibility with TMC's chassis requirements to cope with the additional demands of a turbo installation? (Thats just my speculation by the way - dont quote me!)

Anyway, heres the pics. Apologies for the quality, they were taken on my phone...

Taken from under the right sill, looking forward.



Taken from ahead of the right front wheel, looking back. not the proximity of the front bumper!


Just to show the difference from earlier cars, heres a pic of the pre '03 car, (I cant remember who's) with the additional TRD brace fitted. A copy of this brace is standard on '03 models, but its nothing compared to the steelwork on the latest cars...  s:shock: :shock: s:shock:  
[size=50]Ex 2001 MR2 Roadster in Silver
Ex 2004 Facelift MR2 Roadster in Sable Grey
Ex 2007 Mazda 6 MPS in Mica Black
Current 2013 Mazda MX5 2.0 \'Venture Edition\' Roadster Coupe in Brilliant Black[/size]

Comer

#1
Do you think that these could be retro fitted to a pre 03?
Michael

Ex:    Black 2002 MR2 Roadster
Now:  Black 2002 Rav4 Cruiser

GSB

#2
I'm sure anythings possible, but I cant say for sure without getting one up on a ramp...
[size=50]Ex 2001 MR2 Roadster in Silver
Ex 2004 Facelift MR2 Roadster in Sable Grey
Ex 2007 Mazda 6 MPS in Mica Black
Current 2013 Mazda MX5 2.0 \'Venture Edition\' Roadster Coupe in Brilliant Black[/size]

Anonymous

#3
solution: everyone take an 04 out on a 24hr testdrive, get it up on the ramps, 'transfer the brace' , take it back to toyota (who wont even notice) and "bobs ya uncle!"   s:wink: :wink: s:wink:

Anonymous

#4
Is there a difference between the 03 & 04 then? Might have a look under mine if i get a chance tomorrow.

Darth Paul

#5
Hummm, I'll have to take a peek under mine. Can't say I noticed them when fiting the anti-flex plate.  s:? :? s:?

Anonymous

#6
These braces, plus the heavier rear wheels, are what adds a bit of weight to the '03 and up cars.  My guess is 40-45lbs heavier than '02.  I have not seen official numbers.  Everyone who has driven both  says the braces make a big difference.

GSB

#7
Quote from: "Beanie"The last pic is of a TRD part (says so right on it) that looks (as far as geometry) just like what's under my '03 (USA model) and I would not be surprised if the other braces are there, too (my car is too low to see under all that well).  I don't see "TRD" on my part, so I'm a little confused.  These braces, plus the heavier rear wheels, are what adds a bit of weight to the '03 and up cars.  My guess is 40-45lbs heavier than '02.  I have not seen official numbers.  Everyone who has driven both  says the braces make a big difference.

The last pic is there for the purposes of comparison (says so right above it). Its what the underside used to look like.
[size=50]Ex 2001 MR2 Roadster in Silver
Ex 2004 Facelift MR2 Roadster in Sable Grey
Ex 2007 Mazda 6 MPS in Mica Black
Current 2013 Mazda MX5 2.0 \'Venture Edition\' Roadster Coupe in Brilliant Black[/size]

Anonymous

#8
Boy, you are quick.  I realized that and edited my post.   s:wink: :wink: s:wink:

MRMike

#9
Rather assumed these would be on the 03 as well, just dashed out in the rain to check, but I couldn't spot this..  s:?: :?: s:?:  

[size=75]*Sold 03 UK spec, silver, Red Interior TTE Twin, Euro spoiler, TTE Chrome roll bar, Blitz Induction, VVTI Badged, Pioneer SAT Nav/DAB Tuner, Boston Acoustics Components, Boston amp, Gtech Pro C, TRD Gearknob, B&M linkage, Bama Deflector, Chrome dials, Corky Breast Plate, TTE springs,

Then.. Blue 350Z
and den....black S2000 with red leather interior  
and den.... New Imola Orange S2000
and den.....BMW Z4 3.0 - Understeer!!!![/size]
NOW M3 V8

Joe Schmoe

#10
One of my coworkers purchased an '04 a few days ago.  I asked her if I could crawl around the underneath of the car and take a few pics, and she said it would be alright.  I'll get some pics next time she drives it.

Anonymous

#11
i am getting one to be delivered later in the month so I will check it out right away since I have 03 model...

inteeresting...

Joe Schmoe

#12
Jeez...these braces are pretty substantial.  They run from the bottom of the radiator support, all the way back to where the old OEM braces bolted onto the frame rails.  There are two smaller bars that attach from the bigger gray braces to a somewhat thick bar that spans across from one frame rail to another.

Passenger side looking towards the back where the two bolts attach to the radiator support.
 m http://mysite.verizon.net/res7weom/newbraces1.jpg m

Driver's side showing some of the tubular black braces.
 m http://mysite.verizon.net/res7weom/newbraces2.jpg m
 m http://mysite.verizon.net/res7weom/newbraces3.jpg m
 m http://mysite.verizon.net/res7weom/newbraces4.jpg m
 m http://mysite.verizon.net/res7weom/newbraces5.jpg m
 m http://mysite.verizon.net/res7weom/newbraces6.jpg m

This pic is from the passenger side just behind the wheel to the dirver's side.  This pic is important as the '00-'03 models don't have provisions for the four bolts for the black tubular cross-brace, or provisions for the rear attachment points for the two diagonal tubular braces.  Also note that the gray brace goes all the way back to the left...the silver bolt.
 m http://mysite.verizon.net/res7weom/newbraces7.jpg m

I also found this little thing.  I have to wonder how much difference it makes...but it's also something that at least my car cannot use.
 m http://mysite.verizon.net/res7weom/newbraces8.jpg m

I also believe some of the underbody plastic trim is different...but I didn't notice until looking at the pics later...so I didn't have the opportunity to take more pics of them.

You folks were thr first to notice the difference (thanks), so I'm posting this here first for you guys.

ENJOY!!!...or "Cheers" if that's more British.  s8) 8) s8)

GSB

#13
Thanks for the additional pictures Joe. I posted the originals but they were more or less ignored both here and on SC as the pics were crap... These show the new braces on the '04 a lot better, and show just how substantial a modification they are.  Have you posted them on SC too?

Looks like the theres no way for the TRD brace to fit in there anymore, but I dont think you'd want to put it in anyway. Still got room for an anti-flex though!  s:wink: :wink: s:wink:
[size=50]Ex 2001 MR2 Roadster in Silver
Ex 2004 Facelift MR2 Roadster in Sable Grey
Ex 2007 Mazda 6 MPS in Mica Black
Current 2013 Mazda MX5 2.0 \'Venture Edition\' Roadster Coupe in Brilliant Black[/size]

markiii

#14
I'm speculating here but;

If you remember from the TTE Turbo thread while Toyota were testing 2 of the prototypes in Japan one of the points raised was that they wouldn't sanction it without TTE designing a cross brace to strengthen teh underside of teh car. supposedly because the extra power was causing the chassis to twist slightly.

I wonder if this is the resuklt of that debate, and may indicate that we will drfinately be seeing official sanction from Toyota for the TTE kit soon?
Gallardo Spyder<br />Ex Midnight Blue 911 T4S<br />EX VXR220<br />Ex Custom Turbo 2001 Sahara Sun MR2 Roadster 269bp, 240lbft<br /><br />MR2ROC Committee 2002 - 2009<br /><br />

Slacey

#15
Quote from: "markiii"I wonder if this is the resuklt of that debate, and may indicate that we will drfinately be seeing official sanction from Toyota for the TTE kit soon?
My thoughts exactly....
Ex 2002 Black / Red Leather Hass Turbo

Joe Schmoe

#16
Quote from: "GSB"Have you posted them on SC too?
Yep.

Considering the announcement that they are discontinuing the Spyder in the US, I'm surprised they took the time to make the change at all.  Maybe they really are going make them for the rest of the world for a few more years.  They must be up to something.

Oh...and sorry for not linking the pics.  I didn't realize that's how things are done here.  My apologies.

Tem

#17
Quote from: "Joe Schmoe"Considering the announcement that they are discontinuing the Spyder in the US, I'm surprised they took the time to make the change at all.  Maybe they really are going make them for the rest of the world for a few more years.

My thoughts about that announcement:
 m http://www.mr2roc.org/forum/viewtopic.php?p=58427#58427 m
Sure you can live without 500hp, but it\'s languishing.

GSB

#18
More on the 2004 model year improvements from Toyota Australia.

They've done a lot more than meets the eye!...

 m http://mr2.toyota.com.au/MR2/HomePage/A ... 20,00.html m
[size=50]Ex 2001 MR2 Roadster in Silver
Ex 2004 Facelift MR2 Roadster in Sable Grey
Ex 2007 Mazda 6 MPS in Mica Black
Current 2013 Mazda MX5 2.0 \'Venture Edition\' Roadster Coupe in Brilliant Black[/size]

SteveJ

#19
You're not kidding   s:!: :!: s:!:  

Still only available as SMT too   s:!: :!: s:!:

mph

#20
But at what cost in terms of weight   s:? :? s:?
[size=92]Martin[/size][size=75]
'06 Black MR2 Roadster
'03 Red Lotus Elise 111S
'01 Black MR2 Roadster SMT turbo[/size]

Anonymous

#21
that's what i was thinking mph! though it does say on the toyoya website that the manual is 990kg and 1005kg for the smt, making that a 15kg increase IIRC

Tem

#22
Quote from: "Tomr2"that's what i was thinking mph! though it does say on the toyoya website that the manual is 990kg and 1005kg for the smt, making that a 15kg increase IIRC

The differences from local 2000/2004 brochures:

Battery: 48Ah/60Ah
0-100kmh: 7.9s/8.0s
Fuel consumption: 10,1/5,9/7,4l/100km 10,2/5,9/7,4l/100km
(city/highway/combined)
Weight: 975/990 990/1005kg (manual/SMT)
Tyres, rear: 205/50R15 215/45R16

So the pre 2004's seem to be a tenth faster  s8) 8) s8)
Sure you can live without 500hp, but it\'s languishing.

Anonymous

#23
doesnt surprise me. 15kg extra weight plus more unsprung weight at the driven wheels with the larger and heavier 16" wheels

MRMike

#24
Quote from: "Tomr2"doesnt surprise me. 15kg extra weight plus more unsprung weight at the driven wheels with the larger and heavier 16" wheels

2003 and 2004 have identical alloy sizes don't they?

And to be honest 15kg difference for the extra confidence you'd probably gain, I know I'd probably go quicker with the bracing.  The corky brace, and a strut brace would havea weight penalty but I bet my bottom dollar that would be offset at the track.
[size=75]*Sold 03 UK spec, silver, Red Interior TTE Twin, Euro spoiler, TTE Chrome roll bar, Blitz Induction, VVTI Badged, Pioneer SAT Nav/DAB Tuner, Boston Acoustics Components, Boston amp, Gtech Pro C, TRD Gearknob, B&M linkage, Bama Deflector, Chrome dials, Corky Breast Plate, TTE springs,

Then.. Blue 350Z
and den....black S2000 with red leather interior  
and den.... New Imola Orange S2000
and den.....BMW Z4 3.0 - Understeer!!!![/size]
NOW M3 V8

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