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SVT Cobra IRS conversion for the S197 ?

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Old 06-01-2006, 11:43 AM
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Virgule
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Default SVT Cobra IRS conversion for the S197 ?

So I have to ask the obvious. Since the older SVT Mustang Cobra had an IRS, has anyone out there thought of making a "conversion kit" to install that great rear end on the new model? Just a thought.
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Old 06-01-2006, 12:47 PM
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jdback19
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Default RE: SVT Cobra IRS conversion for the S197 ?

That is a GOOD THOUGHT you should pioneer the conversion!!!!
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Old 06-01-2006, 01:35 PM
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Sleeper05
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Default RE: SVT Cobra IRS conversion for the S197 ?

WHY? our stangs handle a lot better than those cobras, and solid axle is WAY better at the track than their lincoln-borrowed irs
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Old 06-01-2006, 01:43 PM
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Default RE: SVT Cobra IRS conversion for the S197 ?


ORIGINAL: Sleeper05

WHY? our stangs handle a lot better than those cobras, and solid axle is WAY better at the track than their lincoln-borrowed irs
Think of how much better our Stangs would handle with an IRS.
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Old 06-01-2006, 02:45 PM
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demarcom
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Default RE: SVT Cobra IRS conversion for the S197 ?

There is an IRS package out there. I cant remember the name, but it was about 10K and looked really complex.
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Old 06-01-2006, 03:59 PM
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GhostPony
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Default RE: SVT Cobra IRS conversion for the S197 ?

Great rear-end? That is crazy talk. I have seen several Cobras converted to solid axle rear end for the following reasons:
1)The IRS setup wheelhops like crazy on launch
2) The half axles cannot take high power motors very well.
Not a good move for anyone interested in drag racing. If you likle to improve handling this way you will sacrifice traction.

There is a MM & FF article on how to convert your Cobra to a solid axle rear end. Never seen an S197 being converted to IRS yet.

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Old 06-01-2006, 04:07 PM
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MusiccityGT
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Default RE: SVT Cobra IRS conversion for the S197 ?

Saw the conversion kit advertised in M&FF, but why would you want to do that??
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Old 06-01-2006, 04:29 PM
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Virgule
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Default RE: SVT Cobra IRS conversion for the S197 ?


ORIGINAL: GhostPony

Great rear-end? That is crazy talk. I have seen several Cobras converted to solid axle rear end for the following reasons:
1)The IRS setup wheelhops like crazy on launch
2) The half axles cannot take high power motors very well.
Not a good move for anyone interested in drag racing. If you likle to improve handling this way you will sacrifice traction.

There is a MM & FF article on how to convert your Cobra to a solid axle rear end. Never seen an S197 being converted to IRS yet.

The old SVT Mustang chassis had nowhere near the torsional rigidity that the new S197 has. That is where the wheel hop came from, not any attributable defect of the IRS design itself. Here is a clue. IRS is technically superior to a rigid axle when it comes to handling. Every sports car designer on the face of the earth knows that, which is why they are used. Nobody in his right mind would swap out the IRS in a Ferrari or Corvette, in favor of a rigid axle.

The new S197 has a fabulously RIGID chassis, that can effectively leverage the inherent handling advantages of an IRS. We all know Ford wanted to go IRS on the S197, but backed off because of cost and weight concerns. Otherwise, they would have done it, simply because it is de facto superior handling to a rigid axle. This is not to say that the S197 has poor handling, but the point of my question was, how much better could it be in a chassis rated at 7500 ft-lbs per inch in torsional rigidity, 3 times better than the old Mustang.

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Old 06-01-2006, 05:09 PM
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jdback19
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Default RE: SVT Cobra IRS conversion for the S197 ?

^^^^^Put that in your pipe and smoke it!!!
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Old 06-01-2006, 05:45 PM
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StartMeUp
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Default RE: SVT Cobra IRS conversion for the S197 ?


ORIGINAL: Virgule


ORIGINAL: GhostPony

Great rear-end? That is crazy talk. I have seen several Cobras converted to solid axle rear end for the following reasons:
1)The IRS setup wheelhops like crazy on launch
2) The half axles cannot take high power motors very well.
Not a good move for anyone interested in drag racing. If you likle to improve handling this way you will sacrifice traction.

There is a MM & FF article on how to convert your Cobra to a solid axle rear end. Never seen an S197 being converted to IRS yet.

The old SVT Mustang chassis had nowhere near the torsional rigidity that the new S197 has. That is where the wheel hop came from, not any attributable defect of the IRS design itself. Here is a clue. IRS is technically superior to a rigid axle when it comes to handling. Every sports car designer on the face of the earth knows that, which is why they are used. Nobody in his right mind would swap out the IRS in a Ferrari or Corvette, in favor of a rigid axle.

The new S197 has a fabulously RIGID chassis, that can effectively leverage the inherent handling advantages of an IRS. We all know Ford wanted to go IRS on the S197, but backed off because of cost and weight concerns. Otherwise, they would have done it, simply because it is de facto superior handling to a rigid axle. This is not to say that the S197 has poor handling, but the point of my question was, how much better could it be in a chassis rated at 7500 ft-lbs per inch in torsional rigidity, 3 times better than the old Mustang.

I couldn't agree more.
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