Forced Induction Discussion of turbos , superchargers , and nitrous upgrades on the G35

Completely Lost

Old Mar 20, 2008 | 01:35 PM
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Completely Lost

Alright so first i went from small modification plans for my G35 coupe, then i decided to just get with TT's bc it is said that is completely safe and it'll get my hp up to about 450. I talked to someone at the infiniti dealership and he asked me why i was going for a TT bc in the long run it is NOT good for your car it'll slowly eat away at your engine and some other stuff i don't remember what. I told him i wanted to be very cautious with what i do to my car bc i want this thing to last me a long time bc i LOVE my car, he told me to just go with the supercharger MUCH more safe and no harm done in short terms or long term AND it'll give me just as much HP and torque a TT would. Just wanted to know if this was true, and if it is then i got a WHOLE lot more research to do................AGAIN! If there is anyone who knows a lot of information on TT's and SC's could you please help me out i am completely lost, i need to know the pro's and con's of each.
 

Last edited by Jae_K; Mar 20, 2008 at 01:41 PM.
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Old Mar 20, 2008 | 01:42 PM
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I've seen just as many blown motors from SC's as TT's. At least with turbos, you can turn the boost way the f*ck down.

And yes, any forced induction puts extra strain on your motor and will reduce the life of certain items.
 
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Old Mar 20, 2008 | 01:42 PM
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Read up and make your mind up...
https://g35driver.com/forums/forumdisplay.php?f=24
http://www.my350z.com/forum/forumdisplay.php?f=182
 
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Old Mar 20, 2008 | 01:55 PM
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I may not have all of the info you want, but i think what the guy at the dealer meant to say was that in general adding power to an otherwise stock internal engine is going to increase the amount of wear and abuse a motor would have as opposed to doing nothing.

As for a turbo kit vs a S/C kit being better than the other, thats a total preference thing.

I think if you initial plan was to have safe small modifications I would honestly say get out to meets and gets rides or test drives in some good NA-modded cars. My buddies Z with all NA bolt-ons has great response and daily driveability with completely stock untouched internals (no cams, head work or block work at all).

I've known one guy to have both an ATI and the Vortech S/C kit, he said after riding in a Turbonetics single turbo car he wished he wouldnt have gone that route instead. The nice thing about the S/C system is the few times something went wrong all he had to do was detach the S/C drive belt and he would be running NA again (granted at a temporary powerloss) with out having to remove the whole system.

To me it sounds like you dont need the 450whp of a tt kit, I would consider going with the Turbonetics single turbo which out of the box will give you mid to high 300s and they're known to be VERY safe compared to other alternative systems.

If you look into S/C systems more I personally wouldnt go with the Stillen kits because to me they're to obtrusive and require additional parts you wouldnt have to buy otherwise (i.e. a cowl hood), all though they are a very complete kit with high acclaims on the web. Just a personal opinion.

On the ATI vs Vortech side. I think ATI uses the cars oiling system whereas the Vortech uses an independant oiling system. To some the hassel of seperate oil system is tedious while other like it. Some also complain about having to monitor their egine oil more closely with the ATI and running the risk of messing it up if they go over their oil change by a couple thousand miles. Both are said to be pretty safe for the stock fuel system up to about 7-9psi. Look into those more closely because Im not sure which one has which oil system exactly.

Whatever you do, spend the money and the time to get a good tune, a good tune will save your engine!!!!
Good luck!
 

Last edited by idrive_MD; Mar 21, 2008 at 01:00 AM.
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Old Mar 20, 2008 | 02:03 PM
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So the only problem with getting a TT is that it'll put strain on my engine and decrease its life expectancy right? So before i install my TT couldn't i build my engine/motor to be able to handle a TT without any strain?
 
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Old Mar 20, 2008 | 02:12 PM
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Okay so this is how im seeing things right now from SAFEST to LEAST SAFE......

-Supercharger
-Single Turbo
-Twin Turbo


something like that?
 
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Old Mar 20, 2008 | 02:27 PM
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It's always a good idea to build your motor for boost. You can lower the compression and put in stronger parts for what you plan to do with it.

I have ~30-35k boosted miles on my car one year with a Stillen SC and 15 months with a Greddy TT. This is all on the stock block which now has ~75k miles.

Read some more before you jump into this. It's much better to have all the info ahead of time.

Yes boost will shorten the life of your motor. Even if you build it there is no promise it will last forever. Depending on what you choose to do you're still pushing at least 450 crank HP out of a motor that started out at ~280 (or 260 or 298).

Have you thought about whether you need to upgrade your brakes, suspension, fuel system, tires, etc? The costs go up way beyond just the TT kit.
 
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Old Mar 20, 2008 | 02:29 PM
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Originally Posted by Jae_K
Okay so this is how im seeing things right now from SAFEST to LEAST SAFE......

-Supercharger
-Single Turbo
-Twin Turbo


something like that?

No, not at all.

What makes the kit safe is the tune. You could have a supercharger kit pushing the limits when a single turbo could be tuned way safe with a little extra fuel and less timing.

Research, read up on this! Don't just ask the same question that has been asked 100 times before. Read the threads on here and over on my350z. There is tons and tons of great info.
 
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Old Mar 20, 2008 | 04:18 PM
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Hearing pretty much the same thing on different forums....looks like i need to actually hit the library and do some more research on TT's before i even think about purchasing one....won't be hearing from me for a while as far as TT's go, i'll come back with more information for anyone who is planning on getting a TT instead of telling them to hit the search button so they can just PM me and i'll PM whoever right back with everything EVERYTHING they need to know.....thanks for all the help.
 
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Old Mar 20, 2008 | 05:40 PM
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Originally Posted by Jae_K
Hearing pretty much the same thing on different forums....looks like i need to actually hit the library and do some more research on TT's before i even think about purchasing one....won't be hearing from me for a while as far as TT's go, i'll come back with more information for anyone who is planning on getting a TT instead of telling them to hit the search button so they can just PM me and i'll PM whoever right back with everything EVERYTHING they need to know.....thanks for all the help.

Ouch...

You say that now but let's see how you feel when you took the time to learn and understand it and have spent dozens of hours answering the same questions over and over and over again.

You get very sick and tired of people not willing to search for their answer.
 
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Old Mar 20, 2008 | 06:52 PM
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Originally Posted by idrive_MD
I've known one guy to have both an ATI and a ProCharger S/C kit, he said after riding in a Turbonetics single turbo car he wished he wouldnt have gone that route instead. The nice thing about the S/C system is the few times something went wrong all he had to do was detach the S/C drive belt and he would be running NA again (granted at a temporary powerloss) with out having to remove the whole system.

To me it sounds like you dont need the 450whp of a tt kit, I would consider going with the Turbonetics single turbo which out of the box will give you mid to high 300s and they're known to be VERY safe compared to other alternative systems.

If you look into S/C systems more I personally wouldnt go with the Stillen kits because to me they're to obtrusive and require additional parts you wouldnt have to buy otherwise (i.e. a cowl hood), all though they are a very complete kit with high acclaims on the web. Just a personal opinion.

On the ATI vs Procharger side. I think ATI uses the cars oiling system whereas the Procharger uses an independant oiling system. To some the hassel of seperate oil system is tedious while other like it. Some also complain about having to monitor their oil more closely with the ATI and running the risk of messing it up if they go over their oil change by a couple thousand miles. Both are said to be pretty safe for the stock fuel system up to about 7-9psi. Look into those more closely because Im not sure which one has which oil system exactly.

Good luck!
I thought the ATI is procharger LOL, that's why they call it the ATI Procharger?

As to the O.P, if you want to go twin turbos, go for it, get it installed at a reputable shop, and get a excellent tuner to tune your car and you should be fine, stay under 400 on the safe side if you don't have a built motor. I would go S.C over TT anyday because in general it's more safe, but a TT can be as safe if it's tune right, turbos do put more stress though, to be SUPER DUPER SAFE, just go with the Stillen Supercharger, not much power, but it's loud as hell and gives enough power, i dont know for the money if it's worth it but for safety wise it definitely is! If i had a chance to go back I'd go stillen, stick at 320whp and be a weenie call it a day hahaha
 
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Old Mar 20, 2008 | 07:20 PM
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Originally Posted by Jae_K
Okay so this is how im seeing things right now from SAFEST to LEAST SAFE......

-Supercharger
-Single Turbo
-Twin Turbo


something like that?
You have pm,ed me a couple of times and you know ill give you the answers i can.And you are not bugging me with your pm,s.
 
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Old Mar 20, 2008 | 08:13 PM
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SC will not even come close to a TQ that a Turbo will give you. Never Listen to a Dealer in terms of Modding your car!!! They can't even fix all the Rattle in my car!
 
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Old Mar 20, 2008 | 08:57 PM
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i love my sc
 
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Old Mar 20, 2008 | 09:36 PM
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SC are fun. My Stillen made 343whp and it was a blast. Still my Greddy TT made almost 85lb-ft of tq and 60hp more at the same boost. My Stillen had detonation issues where my Greddy with UTEC has not.
 
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