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C5 Z06 with LS7 ....

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Old Feb 8, 2007 | 06:27 PM
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Default C5 Z06 with LS7 ....

What performance should i expect with a C5 Z06 with a LS7 with a cam and soem other basic mods like intake and so on ?
Would the car be able to do high 10's at 402 ?
How high will the top speed be and so on ?

Thanx in advance
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Old Feb 8, 2007 | 06:46 PM
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Maybe this will help ya ...

http://www.hotrod.com/techarticles/h...ls7_dyno_test/
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Old Feb 9, 2007 | 04:03 AM
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Already read it didnt answer my questions .....
Want to know Top speed and possible 402 m times 0-60 times etc.
will it be better or worse than a C6Z06 or equal ....?

Thanx anyway for the link :-)
Originally Posted by BlackZ06
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Old Feb 9, 2007 | 09:24 AM
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^ This sort of a stupid question... with cars this fast it's all about driver and traction. That said, the C5Z06 has an mn12 tranny w/ far more agressive gearing than the new Z. So.... if you're hooking up you'll be out accelerating the new Z... assuming you can shift fast.

An LS7 w/ a nice cam and headers willl make 530-600 rwhp depending on how nutso you go with the cam. LGM has one making 620 rwhp. The norm seems 530-550ish.

Considering people have H/C 346 motors running 10.5's... yes... a LS7'd car should be 10's easy... again all about traction.
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Old Feb 9, 2007 | 10:57 AM
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So why answer if it was stupied question ? I thought forums was for asking questions ? And last but not least it matters for me i dont want to be stuck in the slower car if you get what i mean ....... And please show me a 346 that can pass smog and is streetable and does easy 10.5 on a regular basis rofl. Wont happen with just a H/C, FYI i already got that + 150 shoot of NOS and more in my C5Z06, so please loose the attitude. I know approx. what the combo could do but i would like it confirmed by someone that has a similiar setup no guesses that i can do myself.

Originally Posted by Cobra4B
^ This sort of a stupid question... with cars this fast it's all about driver and traction. That said, the C5Z06 has an mn12 tranny w/ far more agressive gearing than the new Z. So.... if you're hooking up you'll be out accelerating the new Z... assuming you can shift fast.

An LS7 w/ a nice cam and headers willl make 530-600 rwhp depending on how nutso you go with the cam. LGM has one making 620 rwhp. The norm seems 530-550ish.

Considering people have H/C 346 motors running 10.5's... yes... a LS7'd car should be 10's easy... again all about traction.
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Old Feb 9, 2007 | 12:42 PM
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You never said it has to pass smog... To me it's common sense that when 2 cars making the same power w/ the same weight but one has more agressive gearing, the geared car will accelerate quicker assuming traction is present.
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Old Feb 9, 2007 | 01:08 PM
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Originally Posted by ace67
So why answer if it was stupied question ? I thought forums was for asking questions ? And last but not least it matters for me i dont want to be stuck in the slower car if you get what i mean ....... And please show me a 346 that can pass smog and is streetable and does easy 10.5 on a regular basis rofl. Wont happen with just a H/C, FYI i already got that + 150 shoot of NOS and more in my C5Z06, so please loose the attitude. I know approx. what the combo could do but i would like it confirmed by someone that has a similiar setup no guesses that i can do myself.


Geesh! Seems like you're the one with the attitude. Anyhoo, you're not going to get lots of feedback on this specific combo, because not many have done this. This is because there's lots of cheaper, and may I say, better options out there if your goal is to better the performance of a +
'06 ZO6. If you already have a H/C'd C5Z with a 150 shot, you're doing something wrong if you can't hit the low 10s. The "something wrong" is most likely driver competence, or chassis setup to optimize traction. With those mods you listed, you should have more than enough horsepower.
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Old Feb 9, 2007 | 03:01 PM
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Originally Posted by ace67
So why answer if it was stupied question ? I thought forums was for asking questions ? And last but not least it matters for me i dont want to be stuck in the slower car if you get what i mean ....... And please show me a 346 that can pass smog and is streetable and does easy 10.5 on a regular basis rofl. Wont happen with just a H/C, FYI i already got that + 150 shoot of NOS and more in my C5Z06, so please loose the attitude. I know approx. what the combo could do but i would like it confirmed by someone that has a similiar setup no guesses that i can do myself.
There are no stupid questions just stupid people
I have a c5r 427 that puts out a conservative 535rwhp and 500rwtq. This is a daily driver that must be streetable. It can outperform any stock C6Z06 or a modded one as well. You also have the ability of using all forged parts which you will not get on the stock ls7. The beauty of the 427 is the amount of torque you get with the increased cubic inches. Remember, horsepower is for talking but torque is for walking. Just to give you more to think about, several vendors are getting ready to put out 440ci and even a 500 + ci motor, so you may wish to wait just a little longer.
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Old Feb 9, 2007 | 06:39 PM
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From: Gothenborg
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Thanx exactly what i wanted to know :-) iam considering buying a 427 and install it into my c5z06 since i already got callaway coilovers and callaway seats getting a c6z06 will be adowngrade in some areas.Other option is to sell my c5z06 to get a c6 z06 or techart 996tt or someting similiar to complement my R34GTR skyline.

Originally Posted by gorillavet
There are no stupid questions just stupid people
I have a c5r 427 that puts out a conservative 535rwhp and 500rwtq. This is a daily driver that must be streetable. It can outperform any stock C6Z06 or a modded one as well. You also have the ability of using all forged parts which you will not get on the stock ls7. The beauty of the 427 is the amount of torque you get with the increased cubic inches. Remember, horsepower is for talking but torque is for walking. Just to give you more to think about, several vendors are getting ready to put out 440ci and even a 500 + ci motor, so you may wish to wait just a little longer.
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Old Feb 9, 2007 | 06:45 PM
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It wasent me starting to talk about stupied questions, , you are not makeing any sense, useing your logic iam the rude one when i respond to someone calling me stupied ...are you kidding ?
And i didnt say i dint hit 10's but i want the power all the time not just when the funny gas is on iam used to single supra power which produced an easy 600 rwhp on pump gas downside was its weight and handling on the track.So before you make any more assumptions just answer my questions becasue you dont have a clue :-).

Originally Posted by zeevette
Geesh! Seems like you're the one with the attitude. Anyhoo, you're not going to get lots of feedback on this specific combo, because not many have done this. This is because there's lots of cheaper, and may I say, better options out there if your goal is to better the performance of a +
'06 ZO6. If you already have a H/C'd C5Z with a 150 shot, you're doing something wrong if you can't hit the low 10s. The "something wrong" is most likely driver competence, or chassis setup to optimize traction. With those mods you listed, you should have more than enough horsepower.
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Old Feb 9, 2007 | 06:53 PM
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Originally Posted by ace67
It wasent me starting to talk about stupied questions, , you are not makeing any sense, useing your logic iam the rude one when i respond to someone calling me stupied ...are you kidding ?
And i didnt say i dint hit 10's but i want the power all the time not just when the funny gas is on iam used to single supra power which produced an easy 600 rwhp on pump gas downside was its weight and handling on the track.So before you make any more assumptions just answer my questions becasue you dont have a clue :-).
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Old Feb 9, 2007 | 07:08 PM
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Gibberish.
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Old Feb 10, 2007 | 10:24 AM
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Look whos talking....only one talking gibberish in this thread is you so please move to another thread and spread your gibberish there instead its not wanted in this one.....;-) din trähatt .
Originally Posted by zeevette
Gibberish.

Last edited by ace67; Feb 10, 2007 at 10:32 AM.
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Old Feb 10, 2007 | 01:49 PM
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I think I've just been dissed in Swedish!
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Old Feb 10, 2007 | 01:54 PM
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Let us know what you do i want to see some track times.
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Old Feb 10, 2007 | 02:07 PM
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maybe you should stick to your import then...
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Old Feb 10, 2007 | 05:44 PM
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Originally Posted by zeevette
I think I've just been dissed in Swedish!
haha
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Old Feb 10, 2007 | 05:58 PM
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Originally Posted by ace67
What performance should i expect with a C5 Z06 with a LS7 with a cam and soem other basic mods like intake and so on ?
Would the car be able to do high 10's at 402 ?
How high will the top speed be and so on ?

Thanx in advance
Putting in a 427 and setting it up right in a c5z should get you a mid 10 second car provided you learn how to drive it on the strip. The other issue is reliability with a stick if you plan on draggin it alot with slicks. Also, once you start getting in the mid-low 10's with a 6speed your fighting an uphill battle. You can throw reliability and consistency out the window on the strip and it will be near impossible to compete with autos in the same et range.
I have run a handful of 10.5x's @ 130+mph with a 346H/C c5z and my car is perfectly streetable. It certainly required good air and beating on the car.
Here are some other n/a times for reference that I personally witnessed. Both guys are excellent drivers.
My buddy's 402 has run 10.47 @ 131-132 n/a in an frc c5.
My other friend has run 10.15 @ 135+ in a c5z with a 427.
Controlling the wheelspin is a big issue. I have logs of my car breaking loose on the 3-4 shift with 10psi and et streets.
You may be looking at 20 g's to do such a project but if set up correctly and driven well it should be a consistent mid 10 second car IMO.
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Old Feb 10, 2007 | 06:00 PM
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Have you considered FI? There are plenty of cars running 10.5's with the stock block. Can make it an easy 10.5 or lower car with a built 346 and turbo's, or roots, or centrifical. all 3 are doing well.

Just throwing that out there. Not sure if you are stuck on the N/A or what.
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Old Feb 10, 2007 | 07:40 PM
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Hehe .....
Originally Posted by zeevette
I think I've just been dissed in Swedish!
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