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MR or IX edition

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Old Oct 23, 2006 | 06:09 PM
  #46  
Warrtalon's Avatar
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Originally Posted by iheartevos
how much difference in weight???

I got the IX and upgraded to the MR wheels....I couldnt tell any difference in weight at all when comparing stock IX wheels to the bbs wheels, i picked each up a few times and they felt 100% same weight
It's a significant difference:

IX Enkei = 20.17lbs
MR BBS = 17.74lbs

That's 2.43 per wheel for a total of 9.72lbs of rotational mass.

Last edited by Warrtalon; Oct 23, 2006 at 06:14 PM.
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Old Oct 23, 2006 | 06:27 PM
  #47  
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I think the 4th gear is too thin is all, couple that with heat and the teeth will wear down.
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Old Oct 23, 2006 | 06:43 PM
  #48  
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Actually, the teeth aren't wearing down. They are being ripped straight off the gear when the friction overcomes the strength of the teeth themselves.
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Old Oct 23, 2006 | 10:21 PM
  #49  
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Why cant they just decrease the size of gears 1-3 in the MR and beef up 4,5, and 6?

edit: I found a post w/ the gear sizes.
https://www.evolutionm.net/forums/sh...&page=13&pp=15


5 speed.

1st = 14mm
2nd = 17mm
3rd = 19mm
4th = 18mm
5th = 18mm

6 speed.

1st = 19mm
2nd = 19mm
3rd = 16mm
4th = 14mm
5th = 14mm
6th = 14mm


Why not change the gear sizes on the 6 speed such as below? Wouldn't that be more cost efficient than changing out the 6 to a 5 speed?

1st = 14mm
2nd = 17mm
3rd = 19mm
4th = 18mm
5th = 14mm
6th = 14mm

Last edited by rydeordie; Oct 23, 2006 at 11:01 PM. Reason: found gear sizes
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Old Oct 24, 2006 | 04:45 AM
  #50  
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Originally Posted by Warrtalon
High_PSI, no updates, because it is only an issue for those of us that road race frequently. In fact, it just happened again this week to an MR owner who does fairly serious road racing. You can see the details in our long thread in the Motorsports section near the top that has topic referring to MR Track ******.

Golovko, you seem really spun up about this, but you don't need to be. I am an MR owner and lover (wow, that sounds weird), so you don't need to convince me of anything. The problem is you ignored what I really said and focused on the drag racing. What you failed to realize is that despite my 250 drag runs, I DID NOT DAMAGE THE TRANSMISSION. However, when not even shifting on the road course, I stripped all the teeth off 4th gear. Shep didn't see any damage related to my drag shifting, and the instance of failure had nothing to do with shifting. Yes, stuff usually does break when doing 250 drag runs with a lot of powershifting and hard launches, but the 6spd seems to hold up quite well to that type of abuse due to gears 1-3 being very beefy (beefier than the 5spd). It's 4-6 that are very weak and small, which is why we are seeing failures in MRs that are road raced. It is now pretty much viewed as an expected eventuality for anyone that road races their MR.

Monkey, that is the SE price, but that's much more than the price of a base GSR, which is around 29k or so. Only the SSL version is up around 32-33, so the SE is one of the more expensive versions.
my point isn't that the tranny is bullet proof because its not. my STi yes but the Evo no. my point is its not a question of if but when stuff will start to break and wear out when our cars are being tracked. I have no problem with 4-6 being 'weaker.' yes it could have been made better and stronger but I won't hold one problem like that against the car and say that MR's suck. For my use, the MR is clearly the way to go....and yes I too am a MR 'lover'
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Old Oct 24, 2006 | 07:17 AM
  #51  
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Again, you miss the point. The 6spd is almost guaranteed to fail in 4th gear, but a Shep or TRE built 5spd is likely to withstand any abuse you can give it on the road course. AMS's road race cars have Shep trannies, and he has not yet had to rebuild one even though they send the trannies back for inspection. Shep takes them apart and doesn't have to fix anything. Of course, something could eventually break, but there's a huge difference between knowing something is going to give out (6spd, even built) and knowing there's an extremely thing choice of something giving out (built 5spd).

Rydeordie, there isn't enough room for a bigger gear.
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Old Oct 24, 2006 | 08:15 AM
  #52  
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Did anyone have any luck with the trans oil pump and cooler setup?
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Old Oct 24, 2006 | 10:40 AM
  #53  
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Originally Posted by Warrtalon
Again, you miss the point. The 6spd is almost guaranteed to fail in 4th gear, but a Shep or TRE built 5spd is likely to withstand any abuse you can give it on the road course. AMS's road race cars have Shep trannies, and he has not yet had to rebuild one even though they send the trannies back for inspection. Shep takes them apart and doesn't have to fix anything. Of course, something could eventually break, but there's a huge difference between knowing something is going to give out (6spd, even built) and knowing there's an extremely thing choice of something giving out (built 5spd).

Rydeordie, there isn't enough room for a bigger gear.
i didn't miss the point. I got your point. My point is I won't go and buy a GSR just because of the 6 spd. If the tranny fails on me then maybe I might consider getting a 5spd or just sticking to the 6spd depending on how many events I had gotten out of it.
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Old Oct 24, 2006 | 10:43 AM
  #54  
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We are not talking about you - we are talking about others who are making this decision and who need all the facts before doing so...
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Old Oct 24, 2006 | 10:44 AM
  #55  
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Originally Posted by dayf
Did anyone have any luck with the trans oil pump and cooler setup?
Those will help, but Shep did not believe it would help enough to prevent failure, because there is a fundamental design flaw. In fact, he had a 6spd in the shop that had already failed once and then had failed a 2nd time after adding a trans cooler. That was part of what influenced me to do the 5spd swap...
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Old Oct 24, 2006 | 08:42 PM
  #56  
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I believe how well you can drive helps a LOT. Buschur's car has a stock 03 tranny...
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Old Oct 24, 2006 | 08:47 PM
  #57  
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I wanted e-blue so I bought the IX.
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Old Oct 25, 2006 | 12:53 AM
  #58  
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this tread is funny... it's so entertaining watching warrtalon punk on golovko in every way... Cheers warrtalon! I bought a 5 speed simply because I wanted a tilton clutch for my evo since i've ran tilton clutches on my cars before and tilton doesn't make a clutch for the 6 speed and I don't think there is a big choice in twin disk clutches for 6 speed. another main reason i bought a gsr is because I am into drag 5 speed is just a better way to go, I don't think any 6 speeds touch 10's yet... I might be wrong. I've heard of an MR going 10's but thats with a 5 speed tranny in it. 5 speed tranny for the win!!! hahaha I am being stupid.. I need some sleep.
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Old Oct 25, 2006 | 02:20 AM
  #59  
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If you're going to be running your car on the drag strip, the MR tranny seems just fine. The amount of downtime in waiting for another run seems adequate enough to help save the tranny.

On a road track where you're not getting much downtime but constantly zipping about rowing the gears, the 5 speed is a much better choice hands down. Shep swears by his rebuilt 5 speeds and that's good enough for me.

Luckily for me, my car will be seeing occasional road track time so I'm not very worried about my 4th gear deciding to take a dump. Good maintenance is always key in preventing failure so new fluids will also be going in whenever going to a track session and also when I'm done with my track session.

Don't try to arque with Warr about the MR tranny. The guy had his gearbox crap out and has exhausted his options which is why he's going with the 5 speed. He didn't wake up one morning and just decided that the 5 speed is better for track use. He has spent countless hours talking to the tuners he knows and coming up with the best solution. With that much time invested, I would call him anything but a noob.
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Old Oct 25, 2006 | 04:32 AM
  #60  
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Actually the 6 speed is better for the 1/4 mile

Read this thread by Fourdoor

https://www.evolutionm.net/forums/sh...ght=gear+ratio


Gear . . . . AWD DSM. . . . . . . EVO VIII. . . . . . . . EVO IX. . . . . . . . EVO MR. . . . . . . . JDM CR

1st . . . . . 34.4 (3800) . . . . . 40.0 (4700) . . . . 42.1 (4900) . . . .39.8 (4700) . . . . . 40.0 (4700)

2nd . . . . . 62.8 (4650) . . . . 60.1 (5050) . . . . 60.1 (5200) . . . .59.6 (5200) . . . . . . 60.1 (5050)

3rd . . . . . 94.8 (5250) . . . . . 83.2 (5150) . . . . 81.1 (5300) . . . .80.8 (5350) . . . . . 83.2 (5450)

4th . . . . . 126.9 (5600) . . . 113.6 (4900) . . . 106.9 (4850) . . . .105.3 (5500) . . . .106.9 (5250)

5th . . . . . 158.7 (N/A) . . . . 162.7 (N/A) . . . . 153.9 (N/A) . . . . .133.7 (5600) . . . . .142.0 (N/A)

6th . . . . . N/A (N/A) . . . . . . . . N/A (N/A) . . . . . . N/A (N/A) . . . . .167.1 (N/A) . . . . . . .N/A (N/A)
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