1st Gen Neon 1995 through 1999 Neons

ATX to MTX?

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Old Oct 8, 2006 | 04:48 AM
  #1  
Drunkship's Avatar
Drunkship
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Default ATX to MTX?

Alright, I was wondering a couple of things:


First, what parts would I need (and I mean every part) to fully convert my 1999 Dodge Neon SOHC (sedan) from ATX to MTX?

Second of all, how much (ballpark figure) would this cost?
- Could I save money by going to a junkyard and getting certain things?
- How hard would this be do myself?

Lastly, how much HP and torque (ballpark figures) would I gain?


The reason I ask if because I want to minor in automechanics at college next year, but I know nothing about the mechanics of cars! I figured if I saved up money and started working on my car with my friend I'd atleast have some knowledge going into the class and not to mention, a faster car.

Thanks,
Drunkship
 
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Old Oct 8, 2006 | 06:02 AM
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Default RE: ATX to MTX?

heres one thread about it, theres more but i dont have time to search them out right now,maybe someone elses can post the others
atx to mtx

the biggest pain in the *** part is swaping the pedals under that cramped dash

MTX trans - 3 options
2 differnt DOHC trans have a 3.94 final - one of the 2 having a higer 5th gear for better economy
SOHC trans have a 3.55 final

 
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Old Oct 8, 2006 | 06:06 PM
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Default RE: ATX to MTX?

ok here is a list....
manual trans
clutch/brake pedel assembly...with clutch start switch
shifter cables...with trans mount bracket
clutch cable
shifter handle/boot/****
shifter base
5-speed pcm
clutch/tob
drivers side trans mount
passenger side half shaft
trans bobble strut
 
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Old Oct 8, 2006 | 07:08 PM
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Default RE: ATX to MTX?

Yikes, that's a lot of stuff. Thanks for the list though.
 
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Old Oct 9, 2006 | 06:43 AM
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Default RE: ATX to MTX?

does anyone know how to tell by the number on the trans what it came out of? at a local junk yard they have a few 5 speeds and i need one from a DOHC, but theyre already pulled from the cars... i dont want a SOHC trans (3.55 gear) cuz it will be useless on the track
 
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Old Oct 9, 2006 | 10:45 AM
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Default RE: ATX to MTX?

get the number off the little metal plate on the end of the casing(the part that you would see if you look in the drivers wheel well when its in the car).....then call or stop in the dealer and they can tell you what gear ratio it has
 
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Old Oct 9, 2006 | 12:15 PM
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Default RE: ATX to MTX?

racer55, here are the part #s for the 1st gen trannies:

95-99 SOHC 3.55 - Part#4670235
95-99 DOHC, 95 ACR, 98-99R/T with 0.81 5th gear - Part#04670234AC
96-99 DOHC (not ACR or R/T) with 0.72 5th gear - Part#04670664

First, what parts would I need (and I mean every part) to fully convert my 1999 Dodge Neon SOHC (sedan) from ATX to MTX?
Click ME for a how-to!
 
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Old Oct 9, 2006 | 12:38 PM
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racerx55
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Default RE: ATX to MTX?

thanks das, now hopefully they have one from a DOHC
 
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Old Oct 9, 2006 | 04:04 PM
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Default RE: ATX to MTX?

i finally got rid of my r/t trans about a week ago....
 
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