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Final Gear and LSD installed!!! But waiting for break-in...

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Old 04-17-2007, 04:03 PM
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Final Gear and LSD installed!!! But waiting for break-in...

** 6/4/2007 Update **
I had a chance to bring the car to cali speedway infield, but to my disappointment, the car doesnt seem much faster.
The configuration was different from the last time I went, so I cant do a straight time to time comparison, but on the front straight, I am only able to reach 108-110mph. Which is the exact same speed I could reach before I put on the 4.777 gears.

Now, I also did a comparison with my friends bone stock 2007 S2k. I wont go into details, but lets just say, both is the same until 3rd gear, the s2k seems to pull.

So... Im still in shock, cuz I expect to pull from a stock S2k... :|


** 5/7/2007 Update **
Ok, I changed my LSD oil and have tried to really push the car. My feedback:

1. Torque throughout the rev range is improved.
2. 3rd gear and up is where the increase really shows. Before, reving 3rd gear seems to take forever...

As of how much of a gain? Well, on a scale of 1 = minimal gain, 5 = massive gain (think turbo). I would probably rate it at most a 3.
For your reference, I personally would rate a flywheel, probably 1, 1.5 at most.

Video wise, I only have access to crappy cell phone videos and I have no idea how I can secure it while driving...

Overall, I think its a good mod, but not a great mod. Defn this is the mod that made the most power difference on my car.

LSD wise, dont know whats a good benchmark to test that apart from track :P

Mileage observation updated below

** 05/02/2007 Update**
Im waiting to put in new LSD oil to really test things out, but I think MPG from the final gear should interest people. Unfortunately, Im only thru with my first tank of gas after the goodies. Will keep on posting as I go thru more tanks of gas.
My MPG varies from a low 16s up to 19s.

1. 244 miles (50% highway, 50% city) / 13.9 gallons, 17.6MPG
2. 239 miles (80% highway, 20% city) / 12.1 gallons, 19.8MPG
3. 214 miles (50% highway, 50% city) / 13/6 gallons, 15.7MPG!! (Lowest I've seen for my car. But I did kind of pushed the car quite a bit on some roads...)


** Original **

Finally got my Feed gears AND Re-amemiya 2 way LSD installed!!

But need to wait for breaking-in the LSD before can really test them both out..

Wait for my review, but initial impression/review is:

1. the car really wants to rev up high now. im like driving at 4-5krpm constantly..
2. I dont think you need to adjust the speedo, cruising 80mph is now at 4500rpm. Needs time to get used to that.. :P

Thanx

Last edited by mazdaexe; 06-05-2007 at 04:11 PM.
Old 04-17-2007, 04:22 PM
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hey where did you purchase your Feed gears from?
Old 04-17-2007, 04:30 PM
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got a ratio for us to drool over? 4.88? 5.10?
pricing?
Old 04-17-2007, 04:57 PM
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feed 4.777 from lazi (jondemand)
hardware for the install from onlinemazdaparts.com
install from neptune speed at huntington beach.

ended up to cost quite a bit, I sure do hope its worth it....
Old 04-17-2007, 05:01 PM
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very interested in hearing your updates
Old 04-17-2007, 05:12 PM
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can't wait to hear updates
Old 04-17-2007, 05:56 PM
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I had these, but ended up selling them as I am already having issues with CA gas being so expensive, and me only getting 210 to a tank now. I'd really like to hear your impressions on the difference it makes though.
Old 04-17-2007, 08:27 PM
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ey, how much did everything cost?? i am going to go that route soon. just don't know if its worth the money.
Old 04-17-2007, 08:32 PM
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Just put in a brand new clutch and flywheel. Mechanic said the Feed gear set is just what the car needs. Don't forget about the update...he he
Old 04-17-2007, 11:20 PM
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Awesome. I'd like to do the Feed gears someday.

Post some vids!
Old 04-18-2007, 12:09 AM
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I've got my FEED gear on order from lazi for my 05 AT. Hopefully it will get here soon!
Old 04-18-2007, 12:14 AM
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feedback!!! feedback!!!
Old 04-18-2007, 12:31 AM
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Added to the list of upgrades.
Old 04-18-2007, 10:16 AM
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I wish I could break in this thing earlier, but I have short commutes.. :P

Btw, anybody know the proper way to break in a LSD?
I read from the kaaz website. They say to drive in a "8" pattern for 45 mins??
and during the turn, need to disengage the clutch...

Dont know where I can find such a spot near my area to drive a "8" pattern and for 45 mins?? hope I dont throw up afterwards
Old 04-18-2007, 10:18 AM
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I dunno for sure but I would say just drive it like usual. and change the fluid out after maybe 1K miles.
Old 04-18-2007, 10:54 AM
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how many miles is the break in period of the gears?
Old 04-18-2007, 10:59 AM
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Just find an old strip center parking lot. Like a shuttered-up K-mart or something.
Old 04-18-2007, 02:28 PM
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Originally Posted by mazdaexe
I wish I could break in this thing earlier, but I have short commutes.. :P

Btw, anybody know the proper way to break in a LSD?
I read from the kaaz website. They say to drive in a "8" pattern for 45 mins??
and during the turn, need to disengage the clutch...

Dont know where I can find such a spot near my area to drive a "8" pattern and for 45 mins?? hope I dont throw up afterwards
Just make sure it's near a gas station.
Old 04-18-2007, 03:05 PM
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it's in 1st gear up to 12 mph on the straight section and only for 30 minutes, doing mine tonight, hope my heads not spinning too long afterwards. Fortunately the lot here at work is big enough.

http://kaazusa.com/techHelp/tech_Help.htm

you paid too much if you bought it through RE-Amemiya, I was just getting ready to post that all they do is mark up an aftermarket LS that you can buy anywhere else, that also probably means that you didn't get their newest WPC treated clutch plates either, sorry ...

Last edited by TeamRX8; 04-18-2007 at 03:11 PM.
Old 04-18-2007, 03:35 PM
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I would have guessed that all LSD being the same everywhere. oh wells...

This link is a little different than the one you posted. but i guess its the same.
http://www.kaazuk.com/faq.php#fixchat

my mechanic told me 1k miles for break in, then replace the LSD oil.

Last edited by mazdaexe; 04-18-2007 at 03:46 PM.
Old 04-18-2007, 03:41 PM
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Anxious to hear results!
Old 04-18-2007, 04:34 PM
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im glad you like it mazdaexe! congrats im jealous i want one too haha
Old 04-18-2007, 04:41 PM
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Originally Posted by mdw1000
I've got my FEED gear on order from lazi for my 05 AT. Hopefully it will get here soon!
yours will arrive end of this month to paul =)
Old 04-18-2007, 07:17 PM
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Kaaz says to change the oil following the break-in procedure, from your site link:

After the initial break-in procedure, the LSD oil must be changed. If you examine the discarded oil after breaking in the LSD, you will notice it contains metallic particles from the rubbing of the plates during break-in.
extra time on break-in won't hurt anything except trying your patience

just finished breaking mine in

Last edited by TeamRX8; 04-18-2007 at 07:23 PM.
Old 04-18-2007, 07:51 PM
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cant you get about the same thing with a 40 walled tire and a 17" wheel?
olddragger


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