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C5 Z06 Dyno - video and #s inside!

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Old Sep 24, 2012 | 11:48 AM
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Default C5 Z06 Dyno - video and #s inside!

Well, I was finally able to get on the rollers to see what gains a custom cam, full exhaust and e85 can do. Prior to this I only had a Vararam and axle back on it and put down average numbers (360whp/355wtq). I dyno'd 2 days ago at the same place and was very happy with my results:

422whp/405wtq

Mods are as follows:
- Custom grind cam - 238/240 - .600" / .600" - 112 LSA + 2
- LG Super Pro longtubes and X-pipe
- GHL Bullets
- Vararam
- e85 with 42lb. green tops

I haven't been emailed the dyno graph quite yet but I'll do an overlay from my stock run to see where the big gains are as I know my midrange really picked up.

I took this video from my phone, she certainly doesn't lack in the noise department:




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Old Sep 24, 2012 | 01:27 PM
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Very nice gains! Stock intake and Throttle body?
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Old Sep 24, 2012 | 04:48 PM
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Originally Posted by 95ONE
Very nice gains! Stock intake and Throttle body?
Stock LS6 intake mani, yes. The t/b is very lightly ported but OEM 78mm.
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Old Sep 24, 2012 | 05:57 PM
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Congrats! Very nice looking car. I had ported LS6s (old MTI) on my heads/cam car w/ a LG cam (seems similar to yours) and a fast intake and it did just 441 rwhp. With your car being so light, I'm sure it's a pretty fast car.
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Old Sep 25, 2012 | 08:54 AM
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Originally Posted by Bill00Formula
Congrats! Very nice looking car. I had ported LS6s (old MTI) on my heads/cam car w/ a LG cam (seems similar to yours) and a fast intake and it did just 441 rwhp. With your car being so light, I'm sure it's a pretty fast car.
Thank you, sir. I'm still debating how much farther I want to go. H/I is the obvious route here but it'll cost me $3k+ to gain what, 30-40hp? Not sure that's worth it, and clutch will need to be replaced as well. I'll keep enjoying it for now though!
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Old Oct 3, 2012 | 09:40 AM
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Well, I FINALLY got my damn dyno graph. Here she is:



Of course I'm happy with the peak #'s compared to my stock dyno (360whp/355wtq), but I was more concerned with WHERE I picked up the power, so I went ahead and graphed the comparison. To me, it's MUCH more interesting:



All in all, I picked up a good 15-60whp and 20-50wtq. within the powerband and the meat of the power is right where I wanted it with the cam.
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Old Oct 3, 2012 | 11:00 AM
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Nice gains bro, gotta love the c5 z06!
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Old Oct 3, 2012 | 06:57 PM
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I want a c6z but seeing your c5z makes me realize just how sexy a c5z is.
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Old Oct 3, 2012 | 07:39 PM
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A lot cheaper too with just about the same perfomance after a couple mods...as long as you don't try to convert the c5 headlights over to c6 style, which is the ugliest and worst mod anyone could do to a vette!
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Old Oct 4, 2012 | 09:12 AM
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Originally Posted by wildcamaro
Nice gains bro, gotta love the c5 z06!
Thanks!

Originally Posted by sheikss
I want a c6z but seeing your c5z makes me realize just how sexy a c5z is.
You really can't go wrong with either. I can't afford one and I still haven't warmed up to the new styling. You could always do the best of both - LS7 in a C5Z!

Originally Posted by wildcamaro
A lot cheaper too with just about the same perfomance after a couple mods...as long as you don't try to convert the c5 headlights over to c6 style, which is the ugliest and worst mod anyone could do to a vette!
Couldn't agree more - destroys the bodyline and becomes the focal point of the car. To each their own, but it's hideous to me.
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Old Oct 5, 2012 | 07:02 AM
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Great numbers, Johnny! The massive gain in torque alone was well worth it...
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