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Scion tC 1G Forced Induction Turbo and supercharger applications...

NST Pulleys rock the chit and let me tell you why.

Old Feb 19, 2008 | 04:58 PM
  #21  
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Attn: People with superchargers order the smaller NST pulley and boost your car to 9.5psi!
Old Feb 19, 2008 | 08:51 PM
  #22  
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Originally Posted by jjos1
I ran a 9.5 pulley for over a year with a full injen cai and had no problems at all. It was weird in the winter I was seeing around 10.5 psi at redline with a/f of 11:2 at the top. In the summer I was getting 10:8 - 10:0 at the top. Plenty of fuel even with a cai. NST 9.5 FTW
Thats what I want to see. AFR's with the pulley. It was never determined in my case what caused the problems nor was I running a CAI. If its not the tune, it might've been an issue with the PCV system combined with the extra boost. I was actually burning oil at about 1qt./week. Either way, I had this setup and I blew two motors.
When it worked, it was WRX and Mustang GT(never got to run a current gen) walkin, Prelude Type H and RSX-S stomping, RX-8 door blowing, and naturally an all-show-no-go ricer crushing machine and I loved all 3000 miles of it.
If I was confident that I could do it again without problems I would but...
Lets try to find the person running the 9.5 pulley with the TRD tune that has been going the most miles with zero problems.
I am currently enjoying my longest tenure(7k miles!!) with the supercharger while experiencing no problems. Unfortunately, I have a stock setup.
Old Feb 19, 2008 | 09:31 PM
  #23  
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My blower I put about 10k on, and it was used. The person before me got the pulley in FEB of 2005. I think he used it for 10 or 15k before selling it to me. I only had to replace a seal on the blower
Old Feb 20, 2008 | 04:16 AM
  #24  
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I plan on buying their pullies. How hard would they be to install without taking the motor out? And how long?
Old Feb 20, 2008 | 04:17 AM
  #25  
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Which pulleys?
Old Feb 20, 2008 | 04:18 AM
  #26  
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Ahh, the 3 in a set. I have a turbo, so obviously not the supercharger one.
Old Feb 20, 2008 | 04:23 AM
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Oh, its not that hard to do. Theres a DIY somewhere around here on it.
Old Feb 20, 2008 | 04:34 AM
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Nice, I will check it out. Thanks. What pullies are there? Crank pully, water pump, and what else? Overdrive? And what are their purposes exactly? Helps makes it more efficient like a flywheel?
Old Feb 20, 2008 | 04:36 AM
  #29  
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Originally Posted by 20tCDude05
Nice, I will check it out. Thanks. What pullies are there? Crank pully, water pump, and what else? Overdrive? And what are their purposes exactly? Helps makes it more efficient like a flywheel?
Alternator I believe, I have all three waiting for my build on the new motor.
Old Feb 20, 2008 | 04:50 AM
  #30  
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yeah it makes it more efficient by lowering the weight of the components aswell as the drag on the belt system.
Old Feb 20, 2008 | 02:31 PM
  #31  
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i hafta agree...I think I was one of the first people to ever rock one of the NST boost pulleys and it made a world of a difference...id say at least a 20whp gain for less than $100...thats an incredible cost:power ratio. I also was one of the first to test the CR lite pulley and paired with the flywheel, the revs where a lot quicker. Worth ever dollar hands down
Old Feb 20, 2008 | 09:09 PM
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^ Thats the truth. Even if you Turbo your car these are a good idea to run. If your supercharged dont run an underdrive pulley though, it will lower your boost.
Old Feb 22, 2008 | 01:39 AM
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so the sc failures everyone is talking about/those are bearing/seal failures correct? if thats all that it is i'll install new one's,when and if it happens.as long as its not a majore failure then no big deal here....has anyone tuned a setup with 9.5 pulley,intake,bpv, with a aem fic yet???
Old Feb 22, 2008 | 02:55 AM
  #34  
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No.
Old Feb 22, 2008 | 03:10 AM
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no to what.
Old Feb 22, 2008 | 03:11 AM
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has anyone tuned a setup with 9.5 pulley,intake,bpv, with a aem fic yet???
I'm planning on doing that with the water/meth injection, but that won't be till the summer...
Old Feb 22, 2008 | 03:13 AM
  #37  
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No one has tuned the 9.5 yet that im aware of
Old Feb 22, 2008 | 04:10 AM
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but the majority of the s/c problems are seals and bearings,yes??
Old Feb 22, 2008 | 04:30 AM
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Seals yes, bearings some times. Its really hit or miss. The seal is a POS though. Its only single sided and made of a bad material when mixed with oil.
Old Feb 23, 2008 | 05:47 PM
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Okay...I have made a silly mistake and have not done my research thoroughly. I just ordered a CAI by MMW aka Secret Weapon and an NST 9.5 pulley with the Gates Belt. People are saying that a CAI will run the car lean and I can understand why. I went to buy these two parts with the understanding that the TRD map is rich as I have been told by many people. I do not have to install these parts just because I bought them. I am thinking about returning my CAI and just installing my NST pulley. Anyone have any sound advice as to what I should really do with my CAI. I have seen people that have them and have had no problems. Are the skeptics speaking from pure guessing and no evidence?

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