Tranny = sick

mp3moose

Member
:
mp3 and elise
So I've noticed over the last year or so that 1st and 2nd having been getting really bad and today it got worse.

First of all, it barely goes in 1 or 2; 2 is the worst of all though.

Today I pulled out in 1st just normal driving and around 15 mph went for 2nd slowly. Definately couldn't pull it back hard enough. Finally got it to slide in but it started grinding immediately even with the clutch on the floor.

So is this my shift forks eating it after over 3 years? or what?
 
Your synchros are on their way out. That's why it grinds even with the clutch pedal to the floor.
 
I swapped fluid for royal purple about 6 months ago to combat the problem.


This sucks, I haven't even hit 30K miles yet.
 
hmm, I am not familliar with the specs of the RP tranny fluid.. maybe it ate your syncros.... soft, bright metals dont like some additives or oils.
 
RyanJayG said:
hmm, I am not familliar with the specs of the RP tranny fluid.. maybe it ate your syncros.... soft, bright metals dont like some additives or oils.

After using Royal Purple in certain trannys, I doubt it is the cause.

MP3, how agressively do you drive?
 
My mp3 has only been to the track once and I usually drive normal around town and such. However, I do drive it hard with some frequency and don't really want to change my habbits.

What are my options when 2nd finally pops as I don't really want to just put in another tranny that will give me problems down the road?
 
mp3moose said:
My mp3 has only been to the track once and I usually drive normal around town and such. However, I do drive it hard with some frequency and don't really want to change my habbits.

What are my options when 2nd finally pops as I don't really want to just put in another tranny that will give me problems down the road?

Without performing work on the transmission, shift from first to third.
 
My tranny also hates 2nd when it's cold... once it warms up though it shifts fine (except 1st is kinda finicky sometimes)

I'm at a little over 38k
 
I know of two people that put Lucas oil(high dollar stuff) in their tranny's (an LX and a Speed) and they both still have the same problem. When I got my clutch replaced, the technician used MerconV ATF in my trans and it shifts great.
 
I am thinking of looking for a mazdaspeed tranny and perhaps some shotpeening. I did read a thread quite some time ago about someone doing this to their tranny, anybody done this?
 
Definately looking there. What have you guys that replaced your trannies paid for a used msp tranny?
 
msp tranny

used msp tranny's from junkyard go from about $900 to $1,200. Try www.car-part.com; I got a used msp tranny with broken case for $520 shipped half the price but i took the the msp lsd and gears and put in my mp3 tranny case and such. Also either way you have to take the pink speed gear off mp3 differential and put on mazdaspeed differential if you want your speedo to work and not read 0mph. Or you can buy a new speedo gear from dealership its around $20 or so. You may end up getting a 2nd one because it is easy to break. I broke my orginal one and took a week later to get my car runing because of waiting on part to come in. It is not that hard, you have to do some grinding on the msp differential to make it work. Or you can take it to a machine shop. So if you just buy a msp tranny and put it in your speedo will not work unless you do this. I did the work myself on my mp3 myself, so if you have any questions i can help you. You can also look up in the how to section on this forum and there is a write up on how to take you trannsmission off and dissasemble gears. It helps alot.
 

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