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My base C8 is giving me 4-5 sec 0-60's in track or sports mode, traction off and in race mode. Not doing launches yet (I'm below 1000 miles on the car still).
Those of you with non-Z51 base models, what are you getting for non-launch 0-60?
Last edited by Black_Pearlzzz; Aug 17, 2020 at 03:39 PM.
My base C8 is giving me 4-5 sec 0-60's in track or sports mode, traction off and in race mode. Not doing launches yet (I'm below 1000 miles on the car still).
Those of you with non-Z51 base models, what are you getting for non-launch 0-60?
I don’t understand your complaint or issue. If you aren’t doing launch controlled launches then you’re going to have higher 0-60 times. Period. Plus you aren’t mentioning if you have a passenger which can add 1/2 to 1 second by itself. Trust me, it’s not the car. You didn’t get the one slow one off the assembly line. Watch some YouTube how to launch the C8 videos, kick your passenger out and use the paddles with gas down and go!! You’ll kill it.
Without launch control that's still not what many others report however the newest C&D GT4 v C8 Z51 shows a 3.0 to 60 and a 3.5 or 3.6 second 5mph to 60 (like going from brake to WOT they call it a street start). Thats a huge swing. And shows the advantages of launch control and the DCT. They also mentioned the 1gt rollout was .3 seconds for the C8 vs only .2 for the GT4 so you would add that to the time for actual (many European mfrs advertsie they 0 to 62mph w/o 1ft rollout for example).
But 4 to 5 seconds is either a janky timer in your car or...... you're doing it wrong.
Not to mention that timer and the pdr aren't consistent nor accurate anyway. Using that on my own C7s (a 16 and a 19) I've always seen from 3.3 to 3.6 to 60 stock on average street using launch control. That car is probably more consistent because it leaves Supersport on launch control mode vs the violent launch of the C8 from a stop. The timers are working off of a rear wheel speed sensor for C7 and i was told same as C8. But others have said they believe on the C8 that sensor is on output side of axle in diff. Idk.
Without launch control that's still not what many others report however the newest C&D GT4 v C8 Z51 shows a 3.0 to 60 and a 3.5 or 3.6 second 5mph to 60 (like going from brake to WOT they call it a street start). Thats a huge swing. And shows the advantages of launch control and the DCT. They also mentioned the 1gt rollout was .3 seconds for the C8 vs only .2 for the GT4 so you would add that to the time for actual (many European mfrs advertsie they 0 to 62mph w/o 1ft rollout for example).
But 4 to 5 seconds is either a janky timer in your car or...... you're doing it wrong.
Not to mention that timer and the pdr aren't consistent nor accurate anyway. Using that on my own C7s (a 16 and a 19) I've always seen from 3.3 to 3.6 to 60 stock on average street using launch control. That car is probably more consistent because it leaves Supersport on launch control mode vs the violent launch of the C8 from a stop. The timers are working off of a rear wheel speed sensor for C7 and i was told same as C8. But others have said they believe on the C8 that sensor is on output side of axle in diff. Idk.
How would the wheel speed sensor value be different than the output axle on diff? My question has always been what triggers the timer to start?
It's not a complaint, it's more of an inquiry for comparison reasons. Neither I nor you know if I got the good one or the bad one off the assembly line. As I said in original post, I am not doing launch control yet, nor will I do it til I reach recommended mileage on the car. I might be doing it wrong or right but I wanted to know what other people are getting in real life, not what GM or Motor Trend says.
How would the wheel speed sensor value be different than the output axle on diff? My question has always been what triggers the timer to start?
who the heck knows. Is it rounding up or down from a hundredth value on one vs other? And I doubt unless you're asking in person, you'll ever get a valid response as to what triggers it. I do know one guy and I will ask but not holding my breath as he worked on C7 (and C6) but not C8.
Originally Posted by thrilled
Somethings wrong. I’ve seen 0-60 in 2.6 seconds
No. You really haven't... but that's what the timer displayed.
The in car timer is quite inaccurate. There are several youtube videos comparing the in car timer with dragy and vbox times. The in car timer is anywhere from about 0.3 to 0.7 seconds too fast.
Just had the APR ECU tune added to my wife's 2018 Cayman S; that damn car may sound like a lawn tractor but it's now hitting 60 in 3.1 seconds and topping out at 190mph.
Mine is non Z51 and with my wife riding along the other day, I stopped and just peddled it (no launch control) on a smooth flat road and it showed 3.1 Sorry, but if you're getting 4-5 there's a roll of paper towels under the gas pedal. Mine hits hard, I'm actually not sure it won't hurt itself.