3rd gen steering Vs Rack and Pinion
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Joined: Mar 2002
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From: portland, Maine USA
Car: grand prix/84 z28
Engine: 4.6 Northstar
Transmission: t-56
3rd gen steering Vs Rack and Pinion
From what I hear 3rd gens handle better than 4th gens with Rack and Pinion but a 3rd gen does not ride as soft as a 4th gen.
What do you think would happen in difference of handling if you put a rack and pinion steering setup in a 3rd gen?
thanks for your help. :hail: :hail: :hail:
What do you think would happen in difference of handling if you put a rack and pinion steering setup in a 3rd gen?
thanks for your help. :hail: :hail: :hail:
youd drop about 40 lbs from the front of your car but gain one hell of a dent in your wallet :\ ... then you'd have to deal with bump steer .. something you can "tune"out of a 3g ..but a 4 g is basically stuck with since you can't more the inside tierods :\ like you can on a 3g setup
and let's not get started on the "akerman" effects !!!
TVP
and let's not get started on the "akerman" effects !!! TVP
Thread Starter
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Joined: Mar 2002
Posts: 591
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From: portland, Maine USA
Car: grand prix/84 z28
Engine: 4.6 Northstar
Transmission: t-56
ok
What is bump steer and the "akerman" effects??
If you convert a 3rd gen to rack and poin is there anything you can do that would get rid of them?
Thanks :hail: :hail: :hail:
If you convert a 3rd gen to rack and poin is there anything you can do that would get rid of them?
Thanks :hail: :hail: :hail:
bump steer is ... when your suspension extends and compresses the misalignment of the tierods to the lower a-frame causes the wheels to turn in and out ... causing you to steer in different directions as you go over bumps ...
Akerman effect is .. when you turn and travel in a circle , your inside tire is turning a smaller radius than the outside tire , so Mr Akerman invented a way to make your inside tire turn sharper than your outside tire ... this is why our cars (and most others)have a center drag link .... it pivots up and down .... and compensates for this angle ...
TVP
Akerman effect is .. when you turn and travel in a circle , your inside tire is turning a smaller radius than the outside tire , so Mr Akerman invented a way to make your inside tire turn sharper than your outside tire ... this is why our cars (and most others)have a center drag link .... it pivots up and down .... and compensates for this angle ...
TVP
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Joined: Nov 1999
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From: NE
Car: 82 camaro SC
Engine: 350
Transmission: 700r4
I would call it the 'normal' suspension. Unless you race, I can't see the gain in going with a rack. Since nobody makes a kit yet, it will take a lot of modification and dollars for it to work correctly. With very little gain IMO. It's a completely different steering suspension.
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From: Rock Hill, SC
Car: 1999 Pontiac T/A Firehawk
Engine: ***'s Engine
Transmission: T56
Originally posted by Momar
What is the kind of steering that is on our cars called?
What is the kind of steering that is on our cars called?
http://www.babcox.com/editorial/bf/bf10230.htm
Originally posted by TVP
... then you'd have to deal with bump steer .. something you can "tune"out of a 3g ..but a 4 g is basically stuck with since you can't more the inside tierods
... then you'd have to deal with bump steer .. something you can "tune"out of a 3g ..but a 4 g is basically stuck with since you can't more the inside tierods
Thread Starter
Senior Member
Joined: Mar 2002
Posts: 591
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From: portland, Maine USA
Car: grand prix/84 z28
Engine: 4.6 Northstar
Transmission: t-56
hey
Does anything know the website of PA automotive??
I am looking for coil over conversion for a third gen, if you know of anything please let me know.
thanks:hail: :hail: :hail:
I am looking for coil over conversion for a third gen, if you know of anything please let me know.
thanks:hail: :hail: :hail:
Supreme Member
Joined: Jan 2001
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From: Rock Hill, SC
Car: 1999 Pontiac T/A Firehawk
Engine: ***'s Engine
Transmission: T56
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From: Maryland
Car: 2005 Subaru STI
Engine: 153ci of Turbo Power!
Transmission: 6-Speed
Originally posted by 82camaro
I Since nobody makes a kit yet, it will take a lot of modification and dollars for it to work correctly. With very little gain IMO. It's a completely different steering suspension.
I Since nobody makes a kit yet, it will take a lot of modification and dollars for it to work correctly. With very little gain IMO. It's a completely different steering suspension.

Here are some pics of the kit installed in an thirdgen. Before you ask - NO This is not my car.
http://www.xecu.net/timsiford/rack1.jpg
http://www.xecu.net/timsiford/rack2.jpg
Tim
Thread Starter
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Joined: Mar 2002
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From: portland, Maine USA
Car: grand prix/84 z28
Engine: 4.6 Northstar
Transmission: t-56
Ummmm?
What is the power steering unit called. Like the steering box on our camaro, but the box for power steering on a rack and pinion?
thanks:hail: :hail: :hail:
thanks:hail: :hail: :hail:
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Joined: Nov 1999
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From: NE
Car: 82 camaro SC
Engine: 350
Transmission: 700r4
Not sure what you are asking, but the rack and pinion doesn't have a steering box like a regular suspension. The rack and pinion does all the work.
Not really a much of a kit when you have to replace the K-member.
Not really a much of a kit when you have to replace the K-member.
Thread Starter
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Joined: Mar 2002
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From: portland, Maine USA
Car: grand prix/84 z28
Engine: 4.6 Northstar
Transmission: t-56
Grrr....
Well there is a box you connect to teh rack and pinion fo power steering. Is it just called a power steering unit?
How hard is it with a manual rack and pinion?
Thanks for you help:hail: :hail: :hail:
How hard is it with a manual rack and pinion?
Thanks for you help:hail: :hail: :hail:
Thread Starter
Senior Member
Joined: Mar 2002
Posts: 591
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From: portland, Maine USA
Car: grand prix/84 z28
Engine: 4.6 Northstar
Transmission: t-56
and
would the wonder bar be useless with a rack and pinion setup?
thanks for your help:hail: :hail: :hail:
thanks for your help:hail: :hail: :hail:
Thread Starter
Senior Member
Joined: Mar 2002
Posts: 591
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From: portland, Maine USA
Car: grand prix/84 z28
Engine: 4.6 Northstar
Transmission: t-56
Umm...
I think it could, but I would worry if there was enough room to put the power steering unit thing in the car. It is a tight place
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Joined: Jul 1999
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From: Maryland
Car: 2005 Subaru STI
Engine: 153ci of Turbo Power!
Transmission: 6-Speed
Originally posted by Tas
I asked acouple times in the past but no one has answered me if that PA rack and pinion steering can be used with power steering or not.
I asked acouple times in the past but no one has answered me if that PA rack and pinion steering can be used with power steering or not.
Tim
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From: Rock Hill, SC
Car: 1999 Pontiac T/A Firehawk
Engine: ***'s Engine
Transmission: T56
Actually, I spoke to the PA racing guys and they said if I was interested, they'd try and figure out a way to get a power rack in there. I have bad arms, so manual steering wasn't an option. I decided for the moment to just stick with the recirculating ball.
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From: Tampa, FL, USA
Car: 93 240SX
Engine: LQ9
Transmission: T56
Axle/Gears: 3.54 R200 IRS
The real question is how much is bump steer an issue with this setup, and tell them to get on with finding us a power rack to fit.
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From: Tampa, FL, USA
Car: 93 240SX
Engine: LQ9
Transmission: T56
Axle/Gears: 3.54 R200 IRS
Ok well I got the bright idea to just call them, he said that they supply a bump steer kit with the rack setup so it wont be an issue, also said the steering isnt very stiff at all due to the rack bein 18:1, but if we want power steering he can supply the K member with mounts for a 4th gen rack and we just cut down the rods a few inches to fit.
Joined: Jan 2002
Posts: 757
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From: Middle of MI
Car: 1989 Trans Am GTA
Engine: Stock LS1
Transmission: T56
Axle/Gears: 3.70 9 bolt
Actually, I spoke to the PA racing guys and they said if I was interested, they'd try and figure out a way to get a power rack in there. I have bad arms, so manual steering wasn't an option. I decided for the moment to just stick with the recirculating ball.
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