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Got my car dynoed; full bolt ons.

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Old Dec 4, 2008 | 02:16 PM
  #81  
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Put this Z on a dynojet and I guarantee it won't make 320whp. A dynocom makes on average around 3% more than a dynojet. Here's a proof in the pudding.

http://www.digitalcorvettes.com/foru...ad.php?t=66334

Also, you're supposed to dyno in 5th which is 1:1 like the other member suggested, not third. Fourth gear does look smoother sometimes and creates less heat under the hood and is used from time to time but it isn't 1:1.
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Old Dec 4, 2008 | 09:40 PM
  #82  
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hmm. I'm going tomorrow so we'll see.
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Old Dec 5, 2008 | 10:19 PM
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I had a slave cylinder leak this morning, and boy was I was f*cking pissed. I got in my car to go straight to the dynojet.. As soon as I pushed the clutch in and put the car in gear, it stuck. I popped my hood open and checked the slave cylinder fluid; empty. I filled it up and tried again, no success, kept sticking. I looked under the car and saw that their was a leak. Took it to the dealer and they diagnosed the car and had to drop the tranny to replace the slave cylinder.. Not sure when I'll be able to dyno the car, since this dumb POS slave cylinder just put a giant whole in my pockets. Will keep you guys updated on the dynojet.
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Old Dec 6, 2008 | 09:28 AM
  #84  
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Hmm... There was a master recall on the HR models slave cylinder. Being that they are supposed to change it out free of cost at the dealer ship.
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Old Dec 6, 2008 | 10:04 AM
  #85  
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Originally Posted by supernadc2
Hmm... There was a master recall on the HR models slave cylinder. Being that they are supposed to change it out free of cost at the dealer ship.
Yeah... sounds like a fishy story.
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Old Dec 6, 2008 | 05:39 PM
  #86  
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mwahaha. Got my car back today, they tried ripping me off saying that I lost the warranty for my slave cylinder since i changed the clutch and flywheel, but I won . I'll go to a dynojet probally tuesday or wednesday.
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Old Dec 7, 2008 | 09:05 AM
  #87  
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excellent! lets see some numbers!
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Old Dec 7, 2008 | 03:27 PM
  #88  
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Originally Posted by generizz
On the VQ35HR you've got to dyno in 5th gear, not 3rd or 4th. 5th gear is the 1:1 ratio on the 6 speed tranny for 2007 and 2008 350's, (it might be on earlier tranny's also, but I'm not sure). Any other gear will give you a false reading.
5th gear on dyno = speed limiter if you're running the stock ecu
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Old Dec 7, 2008 | 05:25 PM
  #89  
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lol not sure if their gonna like 5th gear, if they let me do it then sure I dont have a problem with it. But yea the speed limiter may also be a problem, ill only be able to go to 7000 rpm @ 160 mph in 5th gear I believe. Can't wait!
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Old Dec 8, 2008 | 04:16 AM
  #90  
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sorry to brake the coffee, but what the.. means "inflated"?
Alex.
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Old Dec 8, 2008 | 05:24 AM
  #91  
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Originally Posted by JZK
lol not sure if their gonna like 5th gear, if they let me do it then sure I dont have a problem with it. But yea the speed limiter may also be a problem, ill only be able to go to 7000 rpm @ 160 mph in 5th gear I believe. Can't wait!
You will actually hit the speed limiter in 5th gear at 160mph before redline. But it is like right before redline 2-300 rpms left.

5th gear is 1:1 so it is the proper gear, but due to the speed limiter you pretty much are forced to go with 4th most of the time.
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Old Dec 8, 2008 | 02:27 PM
  #92  
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I'm gonna have to dyno in 4th gear then.. I won't be able to redline in 5th gear since I still have the speed limiter.
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Old Dec 8, 2008 | 03:22 PM
  #93  
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Originally Posted by JZK
I'm gonna have to dyno in 4th gear then.. I won't be able to redline in 5th gear since I still have the speed limiter.
dyno it in 5th too. The HR reaches its max hp at about 6900-7200rpms. Although it will engage the governor, the dyno will still be able to tell you what you peak hp is.
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Old Dec 8, 2008 | 08:30 PM
  #94  
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Your ecu is tuned so why can't u remove the limiter. You do have a piggyback no?
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Old Dec 8, 2008 | 09:29 PM
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Originally Posted by 350Zimo
dyno it in 5th too. The HR reaches its max hp at about 6900-7200rpms. Although it will engage the governor, the dyno will still be able to tell you what you peak hp is.
Will do. I'll dyno in 4th and 5th.

Arsh I do have a piggyback, however my tech and I couldnt figure out how to remove the speed limiter; which is also why I made a thread asking if anyone knew how
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Old Dec 9, 2008 | 04:39 AM
  #96  
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That's why Piggybacks sucks. Look into Uprev when they complete the HR tune. More power and better tuning.
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Old Dec 9, 2008 | 08:23 AM
  #97  
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Every person is entitled to their own preference; I'd prefer a piggyback over a stand alone.
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Old Dec 9, 2008 | 09:02 AM
  #98  
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UPREV uses the stock ECU and doesn't require all the add-ons. It is better than piggy back and that is a fact not a opinion. You might want to research it some.
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Old Dec 9, 2008 | 10:25 AM
  #99  
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Originally Posted by michaeljr6
dyno is messed up
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Old Dec 9, 2008 | 12:40 PM
  #100  
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Oh okay, thought it was a stand alone, There's no need to research it, I'm happy with my piggyback ^^
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