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Started by 67 GT350, April 12, 2020, 10:29:05 AM

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The Going Thing

#15
I  went a different route as Doug suggested. Lowered front control arms, Global West front 635LB 1" lower coils, 1" lower Trans am spec rear leaf springs 190lb rate. 1" front bar, 3/4" rear sway, and Koni absorbers with underride traction bars.  Front tires are on 17 X 7 10 spoke legendary with 235-45-17 G555 tires and rear are 17 X 8 10 spoke legendary with 255-45-17. No clearance issues.  The Shelby handles well for what it is with that combination. The original 15" rims are here if I change direction at some juncture.  The tire choices for 15" rims are far too limited. I don't own a trailer queen, despite it being just as clean as most of them.

shelbydoug

Quote from: The Going Thing on April 13, 2020, 08:25:49 AM
I  went a different route as Doug suggested. Lowered front control arms, Global West front 635LB 1" lower coils, 1" lower Trans am spec rear leaf srpings 190lb rate. 1" front bar, 3/4" rear sway, and Koni absorbers with underride traction bars.  Front tires are on 17 X 7 10 spoke legendary with 235-45-17 G555 tires and rear are 17 X 8 10 spoke legendary with 255-45-17. No clearance issues.  The Shelby handles well for what it is with that combination. The original 15" rims are here if I change direction at some juncture.  The tire choices for 15" rims are far too limited. I don't own a trailer queen, despite it being just as clean as most of them.

I thought that one of the OP criteria here was using a 15" tire on an original wheel?
68 GT350 Lives Matter!

oldcanuck

#17
I switched my Goodyear bias-plys out last year with BFGs.  I am happy with the driveability and they stick fine in the twistys.

I staggered them and put 215/60R15s on the front and 235/60R15s on the rear.  I think they look just fine.



Bob
Knoxvegas, TN

JD

'67 Shelby Headlight Bucket Grommets https://www.saacforum.com/index.php?topic=254.0
'67 Shelby Lower Grille Edge Protective Strip https://www.saacforum.com/index.php?topic=1237.0

557


67 GT350

Yes, Bob, I think I will be going that way also, but now I heard that Kelsey will be doing a few new radial Goodyear tires, I am going to try to get them to commit to as to when. What I was told is they plan on an E70/15 and a F60/15 They are finally thinking that people want a "Goodyear" radial, like Cooker did with Firestone.

I do like that combo that you have.
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oldcanuck

Quote from: 67 GT350 on April 13, 2020, 04:21:21 PM
Yes, Bob, I think I will be going that way also, but now I heard that Kelsey will be doing a few new radial Goodyear tires, I am going to try to get them to commit to as to when. What I was told is they plan on an E70/15 and a F60/15 They are finally thinking that people want a "Goodyear" radial, like Cooker did with Firestone.

I do like that combo that you have.

Fran,

That would be good/big news if they did...... please keep us updated as I'm sure there would be alot of interest here with the members.

Thanks,
BG
Bob
Knoxvegas, TN

The Going Thing

I still wouldn't buy them. 1600.00 for tires that don't hook up, forces you to use stock spec springs and ride height. Mustangs look terrible with the nose up ass down profile.  It makes little sense and actually makes the vehicle less safe to drive. I have over 10.5" of tread on the ground. Once again, only for the old lady drivers and trailer queens.

shelbydoug

Quote from: The Going Thing on April 13, 2020, 06:38:52 PM
I still wouldn't buy them. 1600.00 for tires that don't hook up, forces you to use stock spec springs and ride height. Mustangs look terrible with the nose up ass down profile.  It makes little sense and actually makes the vehicle less safe to drive. I have over 10.5" of tread on the ground. Once again, only for the old lady drivers and trailer queens.

Yea, those early tread patterns were like banana skins.

Just switching a bias to an equivalent radial doesn't necessarily fix anything?
68 GT350 Lives Matter!

Bob Gaines

Quote from: 67 GT350 on April 13, 2020, 04:21:21 PM
Yes, Bob, I think I will be going that way also, but now I heard that Kelsey will be doing a few new radial Goodyear tires, I am going to try to get them to commit to as to when. What I was told is they plan on an E70/15 and a F60/15 They are finally thinking that people want a "Goodyear" radial, like Cooker did with Firestone.

I do like that combo that you have.
I worked with John Kelsey in a historic advisory capacity on every Shelby tire after his F60 15 no size debut. He always told me a minimum of 18 months from the time of blueprint approval to market availability. I haven't talked to him about this radial version of the bias ply but imagine the same timeline holds true with a radial . That is if he already had the radial design figured out. On the vintage Goodyear tires he had the advantage of original factory blueprints to go by.
Bob Gaines,Shelby Enthusiast, Shelby Collector , Shelby Concours judge SAAC,MCA,Mid America Shelby

67 GT350

Quote from: shelbydoug on April 14, 2020, 10:37:22 AM
Quote from: The Going Thing on April 13, 2020, 06:38:52 PM
I still wouldn't buy them. 1600.00 for tires that don't hook up, forces you to use stock spec springs and ride height. Mustangs look terrible with the nose up ass down profile.  It makes little sense and actually makes the vehicle less safe to drive. I have over 10.5" of tread on the ground. Once again, only for the old lady drivers and trailer queens.

Yea, those early tread patterns were like banana skins.

Just switching a bias to an equivalent radial doesn't necessarily fix anything?

It sure did on my Firestone tires on my 67 K code car! That car would do circles around my Shelby as far as driving.....
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67 GT350

Quote from: Bob Gaines on April 14, 2020, 12:04:15 PM
Quote from: 67 GT350 on April 13, 2020, 04:21:21 PM
Yes, Bob, I think I will be going that way also, but now I heard that Kelsey will be doing a few new radial Goodyear tires, I am going to try to get them to commit to as to when. What I was told is they plan on an E70/15 and a F60/15 They are finally thinking that people want a "Goodyear" radial, like Cooker did with Firestone.

I do like that combo that you have.
I worked with John Kelsey in a historic advisory capacity on every Shelby tire after his F60 15 no size debut. He always told me a minimum of 18 months from the time of blueprint approval to market availability. I haven't talked to him about this radial version of the bias ply but imagine the same timeline holds true with a radial . That is if he already had the radial design figured out. On the vintage Goodyear tires he had the advantage of original factory blueprints to go by.

https://www.lucasclassictires.com/FR70-14-Goodyear-Polyglas-RWL-Radial-FR7014RL.htm
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shelbydoug

#27
It's not just the radial construction, it's the entire engineering of the tire.

Those look like an expensive mistake to me.

They in fact may be the best looking  tire but you've got to drive the car too.

As I recall, the worst combination was that tire on a GT500 Convertible. You would try to turn to the right and the car would keep going straight. Forget about it on a road surface that even looked moist. Lethal.



Tires are often trial and error. Try them. If they work and you like them, problem solved?
68 GT350 Lives Matter!

67 GT350

I will say, the car handled fantastic.
I will say that I just drive my cars for pleasure, I did track/autocross back in my younger days, not anymore. I just like to get out and go for a drive. The firestones were some of the most satisfying driving tires I ever had. I do not expect an old car to drive like a new Shelby.
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shelbydoug

#29
Quote from: 67 GT350 on April 14, 2020, 03:19:36 PM
I will say, the car handled fantastic.
I will say that I just drive my cars for pleasure, I did track/autocross back in my younger days, not anymore. I just like to get out and go for a drive. The firestones were some of the most satisfying driving tires I ever had. I do not expect an old car to drive like a new Shelby.

It sounds like you are answering your own question and have found the tire that works for you? Great. Problem solved.

Firestones are engineered differently then the original Goodyears. Two different tires completely.
68 GT350 Lives Matter!