Are Skinnies Stable at High Speed?
#1
Melting Slicks
Thread Starter
Are Skinnies Stable at High Speed?
Okay guys, I'm thinking about getting a CCW drag pack for my car but here's the hang-up I am having.
My car, is a 99% street car and was built for highway/invitational/mile runs. I see a bunch of people now running skinnies up front on the street. Is the car still stable at high speeds (150MPH+)? I know that guys also run them at the invitationals and hit pretty high speeds. It's probably a huge advantage no matter where you run because of the weight savings and weight transfer.
I currently have some POS 87 Corvette 16x9.5 wheels in the back. It would be nice to trade my CCW 505A setup and get something that looks better.
BTW I am currently on the stock suspension except for some upgraded bushings. if there is some additional suspension mods that would help reduce the effect of skinnies, I'm also open to suggestions there.
Thanks!
-Brent
My car, is a 99% street car and was built for highway/invitational/mile runs. I see a bunch of people now running skinnies up front on the street. Is the car still stable at high speeds (150MPH+)? I know that guys also run them at the invitationals and hit pretty high speeds. It's probably a huge advantage no matter where you run because of the weight savings and weight transfer.
I currently have some POS 87 Corvette 16x9.5 wheels in the back. It would be nice to trade my CCW 505A setup and get something that looks better.
BTW I am currently on the stock suspension except for some upgraded bushings. if there is some additional suspension mods that would help reduce the effect of skinnies, I'm also open to suggestions there.
Thanks!
-Brent
#2
Melting Slicks
Everyone local to me that has tried skinnies has gone back to street wheels a short time after, they said the ride quality sucks and they are sketchy, but that's on ct/ri/mass roads so maybe the roads around you are a little better?
I run 17x8's with 255's and love them.
I run 17x8's with 255's and love them.
#3
Melting Slicks
Thread Starter
The roads are pretty good out here...but that still doesn't give me a good feeling after what you just said...LOL. Maybe I could get a 16X7 front made from CCW...
#5
Safety Car
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Depends how "skinny" they are. I've driven on the street with them, but don't like the feel at all. The nose will dive and it is unstable around turns (have to slow down a lot). Ok for straight highway runs, otherwise not really a safe option.
#6
Safety Car
They look good but suck on the street..... Stable at high speeds in straight line only, Corners and curves are a b!tch.... I even hate driving to the track with mine on - prefer to change them there....
#7
The lowest I'd go on the streets is about a 5-6" rim w/ a 195-205 tire up front. Anything skinnier and you feel like your entire wheel is gonna get swallowed up when you hit a pothole or rough patch
#8
Team Owner
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ttt
All of the above here. Hate and will not race on the street roads at high MPH due to the road the car WILL go all of the road and dance the rear end. I sold my street CCW 500. Now went back and bought a new set just for the street.. Robert
#9
Le Mans Master
My M&H Bias ply 17" front runners are dead stable at 160 mph...car tracks straight as an arrow when WOT....
As for regular driving, they pretty much suck. Way too much sway/spongy-ness. They catch every groove/unlevel in the road and pulls the car. They are terrible around turns.
If I was gonna run on skinnies all the time, I would run the Hoosier or MT 185 radials. They will drive a lot closer to stock, but still squat a bunch due to the weight...The drive fine but I still wouldn't push them around turns/hard braking.
Any rear drag radial is gonna have some sway around hard turns but are pretty stable in normal driving.
The Toyo TQ drag radials in a 315/35/18 works great for daily driving, and you can still rip turns with them, they are very stable in every way.. But they don't hook near as good as the regular MT/Hoosier drag radials.
That's why I have stock wheels with Toyos on the rear for DDing, then the CCWs with M&H fronts and Hoosier DRs for racing.. I do drive them on the street some and its manageable but...really ruins how a vette should drive..
As for regular driving, they pretty much suck. Way too much sway/spongy-ness. They catch every groove/unlevel in the road and pulls the car. They are terrible around turns.
If I was gonna run on skinnies all the time, I would run the Hoosier or MT 185 radials. They will drive a lot closer to stock, but still squat a bunch due to the weight...The drive fine but I still wouldn't push them around turns/hard braking.
Any rear drag radial is gonna have some sway around hard turns but are pretty stable in normal driving.
The Toyo TQ drag radials in a 315/35/18 works great for daily driving, and you can still rip turns with them, they are very stable in every way.. But they don't hook near as good as the regular MT/Hoosier drag radials.
That's why I have stock wheels with Toyos on the rear for DDing, then the CCWs with M&H fronts and Hoosier DRs for racing.. I do drive them on the street some and its manageable but...really ruins how a vette should drive..
#10
Safety Car
I run the CCW's full time. They are very stable with a drag radial on back, like the 315/45. The front skinnys mean no sporty turns, but I don't mind that. Watch this video of a 150mph pass, goes nice and straight.
#11
Burning Brakes
My opinion from having a bogart drag pack... If you are going to run drag radial tires in the rear and mostly street I would recommend just getting regular 9.5 wheel or larger in the front.
If you plan on running slicks (bias ply) there is no other choice but a skinny on the front for stability.
If you plan on running slicks (bias ply) there is no other choice but a skinny on the front for stability.
#12
I'm surprised nobody mentioned braking performance. With skinny front tires you're going to engage abs much more easily during hard stops and the car will need longer stopping distance. This is especially noticeable at events like TI where you need good brake performance to stop within the designated area.
#13
Instructor
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Not a vette, but on my WS6 I did a 7 inch billet specialty on the front with a 205. Never had an issue and got what I wanted from a street/strip type setup.
#14
Melting Slicks
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St. Jude Donor '15-'16-'17-'18
I run 4.5" RTS's on the road with no front sway bar. Sure it doesn't the handle the best, but I'm not into curves anyway. Not to mention they just look mean as hell!
It actually drives better with the sway bar removed.
It actually drives better with the sway bar removed.
#15
#16
Melting Slicks
Thread Starter
anks for all the good info guys! Good to know they are stable at 160. The skinnies will only be used for straight line stuff. Would never consider trying to take the turns with them. I am going to upgrade my suspension to at least a C5Z06 spring and C6Z06 shock. The braking was something I was thinking about also. Probably going to address that also.
Thanks again!
Thanks again!