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Topgunz - air to air upgrade

Originally Posted by redondoaveb I just had Specialty Z install my 2.85" supercharger pulley. My old numbers with the 9lb pulley were 541whp 440 torque @ 10 psi. My new

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Old 06-20-2018, 08:36 AM   #1 (permalink)
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Originally Posted by redondoaveb View Post
I just had Specialty Z install my 2.85" supercharger pulley. My old numbers with the 9lb pulley were 541whp 440 torque @ 10 psi. My new numbers with the 2.85 pulley addition are 586whp 486 torque @ 12.86 psi.
https://www.instagram.com/p/BkMC8SyF...=1v0kruqzp88uj
This is awesome. Nearing 600whp and 500wtq on the upgraded kit!!

2 years ago if someone told you they made that power out of a centri blower on the 370z you would have been laughed at and ridiculed as being a liar.

Winning!

That car must be an animal
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Old 06-20-2018, 09:31 AM   #2 (permalink)
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Originally Posted by TopgunZ View Post
This is awesome. Nearing 600whp and 500wtq on the upgraded kit!!

2 years ago if someone told you they made that power out of a centri blower on the 370z you would have been laughed at and ridiculed as being a liar.

Winning!

That car must be an animal
I love the way it makes power. The extra 45ft.lbs. made the difference.
If you look at the dyno sheet, the power drops completely off at about 6900rpm. I asked Seb about that and he said the throttle is staying open to redline but boost is dropping off. He thinks the air filter is restricting the air flow to the sc. Beyond installing the turbo guard screen is there anything that can be done to get more air flow? I'm assuming the stock stillen boot and filter more restrictive than the filter that's on it?
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Old 06-22-2018, 10:40 AM   #3 (permalink)
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Originally Posted by redondoaveb View Post
I just had Specialty Z install my 2.85" supercharger pulley. My old numbers with the 9lb pulley were 541whp 440 torque @ 10 psi. My new numbers with the 2.85 pulley addition are 586whp 486 torque @ 12.86 psi.
https://www.instagram.com/p/BkMC8SyF...=1v0kruqzp88uj
Isn’t the 2.85” the 9lb pulley? Wasn’t your old pulley the 8lb? Crazy numbers you’re making me want to say hold the phone and throw on the 2.85” but wanna make sure everything is kosher first. Tuning for flex but I plan to run e85 90% of the time but i guess it’s that other 10% things get dangerous
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Old 06-22-2018, 11:00 AM   #4 (permalink)
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Isn’t the 2.85” the 9lb pulley? Wasn’t your old pulley the 8lb? Crazy numbers you’re making me want to say hold the phone and throw on the 2.85” but wanna make sure everything is kosher first. Tuning for flex but I plan to run e85 90% of the time but i guess it’s that other 10% things get dangerous
The 9lb pulley goes on the jackshft on the serpentine side. The stock serpentine jackshaft pulley is 8lb. The 2.85 is installed on the supercharger.

I'm running flex. Same thing, e85 90% of the time. The only time I'll be on 91 octane is if I take a trip and e85 isn't available. Seb pulled a bunch of timing on my 91 tune (for safety) and and primarily set me up to make all my power on e85.
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Old 05-16-2018, 05:03 PM   #5 (permalink)
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anyone in cali running this kit? do you need to dirty smog it or do they not know the difference between a normal stillen and this conversion?
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Old 05-16-2018, 06:02 PM   #6 (permalink)
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anyone in cali running this kit? do you need to dirty smog it or do they not know the difference between a normal stillen and this conversion?
It doesn't have a CARB sticker so I doubt you'll pass normal smog with it.
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Old 05-16-2018, 08:36 PM   #7 (permalink)
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It doesn't have a CARB sticker so I doubt you'll pass normal smog with it.
i was talking more about the people who have the carb legal stillen kit then did the air to air conversion
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Old 05-16-2018, 08:40 PM   #8 (permalink)
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i was talking more about the people who have the carb legal stillen kit then did the air to air conversion
Oh, I got mixed up and thought this was the kit thread. Didn't realize it was the conversion thread.
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Old 06-04-2018, 08:30 PM   #9 (permalink)
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Originally Posted by yaoxiao4 View Post
i was talking more about the people who have the carb legal stillen kit then did the air to air conversion
I am curious about this as well. My smog guy doesn't give many ***** about visual stuff but if he saw a supercharger on it he would still need to see the CARB sticker. I really don't think he would the know the difference between the stillen kit with or w/o the a2a conversion. I want to buy the stillen kit and then do the conversion sooooo badly. Living in cali blows, need to move and just TT the bish.

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Old 06-04-2018, 08:48 PM   #10 (permalink)
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I am curious about this as well. My smog guy doesn't give many ***** about visual stuff but if he saw a supercharger on it he would still need to see the CARB sticker. I really don't think he would the know the difference between the stillen kit with or w/o the a2a conversion. I want to buy the stillen kit and then do the conversion sooooo badly. Living in cali blows, need to move and just TT the bish.
That woudl probably work, just more costs buying a complete turn-key stillen it then doing the A2A conversion. It's too bad you don't get the CARB sticker with the tuner kit.
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Old 05-17-2018, 06:48 PM   #11 (permalink)
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With regards to mapping is the mapping done with closed loop fuelling or closed loop fueling for light load and open loop on high load?
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Old 05-17-2018, 06:52 PM   #12 (permalink)
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With regards to mapping is the mapping done with closed loop fuelling or closed loop fueling for light load and open loop on high load?
The mapping can be done in both modes as long as transients are observed and all other standing corrections are factored into the calibration to get a true error/correction required. Typically it is not possible to do closed loop mapping since the ECU will enter open loop with AFR targets outside of the 14.7 range (anything 14.69 and below will trigger open loop).
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Old 06-13-2018, 10:40 PM   #13 (permalink)
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Anyone moved away from the internal oil supply on the V3 and ran your own lines through it to get more oil circulating? Contemplating this as my blower is going to need to be rebuilt as is.
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Old 06-14-2018, 02:21 AM   #14 (permalink)
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Anyone moved away from the internal oil supply on the V3 and ran your own lines through it to get more oil circulating? Contemplating this as my blower is going to need to be rebuilt as is.
Yea you run a V2/V7 of you want to do that

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Old 06-20-2018, 09:42 AM   #15 (permalink)
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I would spray some CRC dressing on the serp belt and data log the boost for a few street pulls. Then spray the SC belt and data log. That way you can determine where the slip comes into affect. I dont think its the filter as there is no reason it would just choke out and stop breathing completely like in the chart. It would be gradual and hold more of a straight line than a plunge.
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