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Not sure what the speed in the mile is but top speed on a C5 Zo6 is 170mph at the redline in 5th gear.. Sixth gear is useless for top speed.. It wont come any where near 170 in 6th... In fact the regular 350 hp C5 has a higher top speed (173) than the Z06!.. Its all due to the gearing of the M12 transmission which is only available on the Z06.. The non Zo6 gets a t-56 trans.. The only way to 183 would be to put in a much taller 2.73.1 rear end or slap on a super charger http://www.topspeed.com/cars/chevrol...c5-ar6617.html
Car and Driver did a test w/ I believe an '01 against a slew of cars (viper acr, cobra R, 911 turbo, 360 modena etc)and I remember it being right around 160
i shut her down around 175 on the highway not too long. it was crying at 6500 rpm, shifted into 6th to see what would and and sure enough the car slowed down even when i floored it lol. good ole ecomony gear. maybe a supercharge will help
I have personally gone 275 km/h in my Z with stock tire sizes, which equates to more than 170 mph........
Originally Posted by David426
Not sure what the speed in the mile is but top speed on a C5 Zo6 is 170mph at the redline in 5th gear.. Sixth gear is useless for top speed.. It wont come any where near 170 in 6th... In fact the regular 350 hp C5 has a higher top speed (173) than the Z06!.. Its all due to the gearing of the M12 transmission which is only available on the Z06.. The non Zo6 gets a t-56 trans.. The only way to 183 would be to put in a much taller 2.73.1 rear end or slap on a super charger http://www.topspeed.com/cars/chevrol...c5-ar6617.html
i shut her down around 175 on the highway not too long. it was crying at 6500 rpm, shifted into 6th to see what would and and sure enough the car slowed down even when i floored it lol. good ole ecomony gear. maybe a supercharge will help
With more power you do not want to attempt a pull in 6th gear. The ring is so small it can't take the pressure of a high speed pull and will fail in spectacular fashion.
With more power you do not want to attempt a pull in 6th gear. The ring is so small it can't take the pressure of a high speed pull and will fail in spectacular fashion.
I did 179-180 with the rev limiter bumped and some other stuff with HPtuners. Slightly taller tires also. There is a thread on the subject of top speed somewhere on here. They explain what is needed to be done in the ecu for more speed.
Stock I did 172 bouncing off the rev limiter.
On a side note I hold the top speed record on a local dyno at over 210 mph.
With more power you do not want to attempt a pull in 6th gear. The ring is so small it can't take the pressure of a high speed pull and will fail in spectacular fashion.
My 5th pulls to 220mph BTW.
Can you elaborate a bit on this? I'm missing the point on why you should not go to 6th in a high speed run, even when you're making big hp (600+)
Can you elaborate a bit on this? I'm missing the point on why you should not go to 6th in a high speed run, even when you're making big hp (600+)
The cogs in the trans that couple to create your 6th gear are so small that they cannot withstand the forces acting on them from the motor pushing against the wind at that speed.
The more HP you have, the less you should try 6th gear pulls.
I'll pull 6th going up hills and such, but I don't dare get full boost behind it even with my RPM trans.