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-   -   Question for those with proper LSDs installed (http://www.the370z.com/track-autocross-drifting-dragstrip/79711-question-those-proper-lsds-installed.html)

DriftKr6l 10-03-2013 08:54 AM

Question for those with proper LSDs installed
 
In turns when accelerating and letting off the gas, do you guys feel that the car is taking a different line?

After installing my KAAZ I feel the car changing lines when I accelerate and let go. Not sure if it is just the soft bushes in all the control arms, or something else is up.

Apollo8642 10-03-2013 10:17 AM

Is your KAAZ a a 2way 1.5way or 1way

Your info is sorta vauge, but it sounds like you're diff is opening up. Have you been changing your diff fluid as you should be, what kind of fluids are you running, how many miles are on it, how much has it been tracked, and drifted?

DriftKr6l 10-03-2013 10:22 AM

nah, its not that. iTs a 2 way at 80% lock, and its brand new, 1000 street miles if that.

Rusty 10-03-2013 11:59 AM

When in a turn. Give it gas and it wants to go straight? Lift off the gas and it pulls in to the turn?

DriftKr6l 10-03-2013 12:09 PM

Quote:

Originally Posted by Rusty (Post 2514818)
When in a turn. Give it gas and it wants to go straight? Lift off the gas and it pulls in to the turn?

Yeah, that's what i recall. Ill verify after work again.

Chuck33079 10-03-2013 12:18 PM

Quote:

Originally Posted by Rusty (Post 2514818)
When in a turn. Give it gas and it wants to go straight? Lift off the gas and it pulls in to the turn?

Isn't that what you want it to do?

DriftKr6l 10-03-2013 01:26 PM

Quote:

Originally Posted by Chuck33079 (Post 2514862)
Isn't that what you want it to do?

http://up-ship.com/blog/wp-content/u...13/07/no-1.jpg

Car is not suppose to change how it tracks in a turn unless you break traction.

Chuck33079 10-03-2013 01:31 PM

Quote:

Originally Posted by DriftKr6l (Post 2514957)
Car is not suppose to change how it tracks in a turn unless you break traction.

A car will absolutely change how it tracks in a turn with throttle, even if you've still got traction.

DriftKr6l 10-03-2013 01:55 PM

Quote:

Originally Posted by Chuck33079 (Post 2514967)
A car will absolutely change how it tracks in a turn with throttle, even if you've still got traction.

Your crazy talking :icon18:

Example, look at this
Subaru Impreza S204 vs corvette Z06 vs Nismo R34 GT-R Z-Tune vs Murcielago Tsukuba Battle - YouTube
You can see in some instances that the drivers do gas pedal modulations while keeping the steering input the same and that car is tracking the same.

When I do that it feels as if the car has rear wheel steering. The path that it takes through the turn changes with gas input.

Chuck33079 10-03-2013 01:58 PM

Every car I've ever owned wanted to tuck in when you lift, regardless of diff type or drivetrain layout. Maybe I'm misunderstanding the question?

DriftKr6l 10-03-2013 02:03 PM

Weird, cuz every car i've owned never did this. Including a 240sx with the same KAAZ diff.

It feels like rear wheel steering.

DriftKr6l 10-03-2013 02:05 PM

I'm convinced that its the soft bushings that are causing geometry changes wile modulating throttle input, but I wanted your guys to chime in.

synolimit 10-03-2013 05:01 PM

I have no idea but I've seen vids of cars on dyno's and the rear wheel moves insane amounts when under load. Soft bushings will totally change things. Guys also change out eccentric bolts for solid ones because high load can throw off camber and toe when the bolt slips. Me being me I want everything solid to a point so if you can drive, I'm sure things are changing if everything's OEM.

http://m.youtube.com/watch?v=KgZ4ZBH...%3DKgZ4ZBHdx98

takjak2 10-03-2013 05:20 PM

Sounds normal to me. A little bit of lift off oversteer never hurt anyone. Except Porsches.

Rusty 10-03-2013 09:23 PM

What you are feeling is normal for your set-up. It's a tight set-up. It won't release like a 1, or 1.5. What you have is good for drifting. Where both wheels will drive at the same speed.


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