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Steering Knuckle Arm Plug

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Old Apr 3, 2004 | 09:51 PM
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Default Steering Knuckle Arm Plug

Did all midyears have the plug? If not, which ones had it?
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Old Apr 3, 2004 | 10:26 PM
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From: 20 forward gears to shift through in MD
Default Re: Steering Knuckle Arm Plug (six-T-six)

:confused: Any chance you have a picture of what you are referring to?
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Old Apr 3, 2004 | 10:33 PM
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Default Re: Steering Knuckle Arm Plug (Denney)



This is from one of the corvette vendor's sites. It's the part called the Knuckle Hole Plug.
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Old Apr 4, 2004 | 08:32 AM
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Default Re: Steering Knuckle Arm Plug (six-T-six)

Isn't that the plug for the rear hole on the spindle arm that gets the plug on PS cars??? Dave..


[Modified by youwish2bme, 8:34 AM 4/4/2004]
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Old Apr 4, 2004 | 10:15 AM
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Default Re: Steering Knuckle Arm Plug (youwish2bme)

That's exactly what it is. I was confused also about the name. Never heard it called that before?
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Old Apr 4, 2004 | 11:25 AM
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Default Re: Steering Knuckle Arm Plug (youwish2bme)

Ahh, thanks YW2BM. I guess that's to make sure PS cars couldn't change steering ratios, whereas manual steering could use either?


Got this from a fellow Forum member. Thanks Bill :-)
The power steering equipped cars had this plug installed in the rear hole of the steering arm from the factory. This was to prevent someone during service from installing the tie rod end in the rear hole which overextends the steering ram and damages the power steering.

It was installed when the front suspension and steering linkage was assembled onto the upside down frame on the assembly line and is thus put in from the bottom of the arm and peened over.

[Modified by six-T-six, 11:33 AM 4/4/2004]
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Old Apr 4, 2004 | 03:22 PM
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Default Re: Steering Knuckle Arm Plug (six-T-six)

If it's the same Bill that I talk to a lot I have to say that's where I got my info a couple of weeks back.. Bill is a wealth of knowledge... Dave...
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Old Apr 4, 2004 | 09:12 PM
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From: 20 forward gears to shift through in MD
Default Re: Steering Knuckle Arm Plug (youwish2bme)

Isn't that the plug for the rear hole on the spindle arm that gets the plug on PS cars??? Dave..
:lol: That would explain why I didn't know what it was (I don't have a PS option on either of my mid years) :lol:
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Old Apr 5, 2004 | 08:11 AM
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Default Re: Steering Knuckle Arm Plug (Denney)

:lol: That would explain why I didn't know what it was (I don't have a PS option on either of my mid years) :lol:
Yeah, neither do I. I had to get a steering knuckle arm because I bent mine in the accident and it had the plug.
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Old Apr 5, 2004 | 05:36 PM
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Default Re: Steering Knuckle Arm Plug (six-T-six)

what corvette vendor site is that schematic picture from? its a helluva lot better than the pics in my assembly manual which appear to have been xeroxed 500 times - thanks
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Old Apr 5, 2004 | 06:31 PM
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Default Re: Steering Knuckle Arm Plug (427390)

They sure come in handy don't they? :)

www.corvettecentral.com
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Old Apr 6, 2004 | 08:18 PM
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Default Re: Steering Knuckle Arm Plug (six-T-six)

Your turning radius drastically increases if you use the outer hole. I shortened my arm by cutting the arm off behind the inner hole.
This is a shot of the cut arm along with a welded spacer to lower the outer tie rod to improve the bump steer curve.
Double click to enlarge
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Old Apr 6, 2004 | 08:34 PM
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Default Re: Steering Knuckle Arm Plug (norvalwilhelm)

Turning radius does not change with tie rod location - just the turns lock to lock.

Duke
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Old Apr 6, 2004 | 11:17 PM
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Default Re: Steering Knuckle Arm Plug (norvalwilhelm)

Duke's correct, I think you meant steering ratio not turning radius. Neat modification.

I may be better off with the slower steering, in my early days of driving too fast with not the best driving skills, I'd have to say the slower steering actually saved me a couple times from over correcting in some hairy situations. :lol:
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