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tom43xy said: The cooper 245s are pricey, but I did not realize the Futura's are the same tire and may shop pep boys. There is a cooper cobra 225 - 70 which is much cheaper, but I really like the 245's look and might just bite the bullet anyway. Cooper only rates the 225 tire for a 6 to 7 inch wide rim, so that also gives me some pause.
Just found a new set of 245 coopers on e-bay for $472, free shipping. Looks like sets of 4 of the BFG's are about $100 more. I think I'm going to go that way, but still not sure between the 235's or 245's. How bad is the rubbing? Does it only occur at full lock?
1976 Silver/Firethorn. L48, 4spd. Original 2 bolt, vortec heads, 9.4:1 CR, Speed Pro Cam: 224/224@0.050, 112 LSA, Eagle Steel Crank.
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daveo76 said:
Just found a new set of 245 coopers on e-bay for $472, free shipping. Looks like sets of 4 of the BFG's are about $100 more. I think I'm going to go that way, but still not sure between the 235's or 245's. How bad is the rubbing? Does it only occur at full lock?
tom43xy said: The cooper 245s are pricey, but I did not realize the Futura's are the same tire and may shop pep boys. There is a cooper cobra 225 - 70 which is much cheaper, but I really like the 245's look and might just bite the bullet anyway. Cooper only rates the 225 tire for a 6 to 7 inch wide rim, so that also gives me some pause.
Just found a new set of 245 coopers on e-bay for $472, free shipping. Looks like sets of 4 of the BFG's are about $100 more. I think I'm going to go that way, but still not sure between the 235's or 245's. How bad is the rubbing? Does it only occur at full lock?
Dave, I have the 245/60/15 BF Goodrich on mine and have not had any problems with rubbing. They look so much better on the 8 inch wide ralley rims than a 225/70/15 in my opinion.
2012101154624r.jpg)

Build Date: May 7, 1975. 383 w/267 RWHP/310 RWTQ
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Send PMMAPLE, Canada
Joined: 3/9/2008
Posts: 164
Vette(s): 70 VETTE 350/300HP, AUTOMATIC, ALL STOCK EXCEPT FOR MILD CAM,LAGUNA GREY, 3:55 POSI GEARS
It only occurs at full lock on inner frame...those 255 sure look nice in the front.
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Thanks guys. Think I will go with 245 coopers, front and rear. Just noticed a disturbing scratch in the sidewall of one of my current 11 year old BFG's. won't be driving it till the new rubber is on it.
1976 Silver/Firethorn. L48, 4spd. Original 2 bolt, vortec heads, 9.4:1 CR, Speed Pro Cam: 224/224@0.050, 112 LSA, Eagle Steel Crank.
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Just as a point of reference, I have 255/60s on my 79, which look great and only rubbing is at full lock. that was solved with a bit of grinding on the back wheel well edge, where the fiberglass came in square. Slight rounding off and no problems at all. I like the look, I like how it drives and grips with them.
C3: 1979 Corvette Coupe, Auto, L-48, Red/Doeskin (my wife's fave);
C4s: 1986 C4 coupe (SCCA road race car), satin black, 4+3, Z51 package, L-98; & 1993 C4 coupe, white, 6-speed, LT-1.
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Send PMFrederick, MD - USA
Joined: 9/8/2003
Posts: 3398
Vette(s): 1969 convertible L71 427/435 4-speed black interior
sfindlan said: Just as a point of reference, I have 255/60s on my 79, which look great and only rubbing is at full lock. that was solved with a bit of grinding on the back wheel well edge, where the fiberglass came in square. Slight rounding off and no problems at all. I like the look, I like how it drives and grips with them.
In '79 P255/60R15 was an authorized optional tire size for the Corvette...it was authorized by Chevrolet beginning with the '78 model year after modifications were made inside the fender well. If your car is having rubbing issues there's some kind of problem...it shouldn't be happening.
Does your car have aftermarket wheels? That could create an issue. The springs could be sagging as well.
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R
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Send PMNewman Lake, WA - USA
Joined: 2/28/2013
Posts: 20
Vette(s): 1980 Black/Black L82 Coupe
1974 Medium Red/Silver coupe
I just bought a 74 with 18 year old 245/60/15 Dunlops. I am thinking about going back to 225/70 to keep the speedo correct. I have 255/60s on my 1980 but I am afraid that 255/60s would spray the outside the body flaring on the 74. Does anybody know if the 80 flares are a bit wider than the 74. They look it to me. Anyone have experience with the 225/70 Continental tire?
Thanks,
Ruralvetter
Thanks,
Ruralvetter
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Pretty sure the flares are the same from 1970 - 1982. But then, I was wrong once before. A 255/60/15 is all but the same diameter as a 225/70/15. Certainly not enough to throw the speedometer out that much. For the BFG, it's 27.4 inches for the 225/70 vs 27.1 inches for the 255/60. That's a difference of 1% in diameter. A 245/60 is 26.6 inches. A 3% difference.
2012101154624r.jpg)

Build Date: May 7, 1975. 383 w/267 RWHP/310 RWTQ
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Send PMNewman Lake, WA - USA
Joined: 2/28/2013
Posts: 20
Vette(s): 1980 Black/Black L82 Coupe
1974 Medium Red/Silver coupe
Just dropped down the spare tub and found a 39 year old Firestone. I guess I'll have to buy 5 tires. My 4 wheels with the 245/60 tires are aftermarket. I am not yet sure of the width. Does anyone have 245/60's on stock rims. I think they should be close enough. If I had to change one I think it would be better for the differential to have all the same size. Also does anyone run the 255/60's on stock rims?
Thanks,
Ray
Thanks,
Ray
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RuralVetter said: Just dropped down the spare tub and found a 39 year old Firestone. I guess I'll have to buy 5 tires. My 4 wheels with the 245/60 tires are aftermarket. I am not yet sure of the width. Does anyone have 245/60's on stock rims. I think they should be close enough. If I had to change one I think it would be better for the differential to have all the same size. Also does anyone run the 255/60's on stock rims?
Thanks,
Ray
Thanks,
Ray
I have the 245's on stock 8" rally rims.
I don't imagine you'll be able to get anything wider than a 225 in the spare tub.
|UPDATED|3/8/2013 3:02:38 PM (AZT)|/UPDATED|
2012101154624r.jpg)

Build Date: May 7, 1975. 383 w/267 RWHP/310 RWTQ
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in Forum: C3 Engines, Driveline and Handling
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