Nissan 370Z Forum

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-   -   GT Motorsports: 370Z Supercharger system development (http://www.the370z.com/forced-induction/8812-gt-motorsports-370z-supercharger-system-development.html)

jmlenz 09-10-2009 01:21 PM

my wishlist for this kit (or any SC for that matter) :

-a reliable 475-500whp w/full exhaust
-torque curve as flat as Montana
-installed price of ~ $8k

RCZ 09-10-2009 04:32 PM

8k? thats TT terrictory.

I want MAX 6k installed. Probably less.

Red370 09-10-2009 04:46 PM

agreed, 5k for the kit itself, and I'd say a grand, max, for the istall.

Snakes709 09-10-2009 06:43 PM

i know the pictures showed the engine out with the supercharger but is it required to drop the engine? Because if you dont need to drop the engine it shouldnt take $1000 for install...free if you can do it yourself.

Togo 09-10-2009 07:35 PM

^I'm sure the engine is pulled because they are developing the system and it would be easier this way and less time consuming so they can get the project completed and released.


Hopefully it will be garage DIY do-able, but I know I'll be paying someone (AAM?) to install mine.

Snakes709 09-10-2009 07:39 PM

Quote:

Originally Posted by Togo (Post 193113)
^I'm sure the engine is pulled because they are developing the system and it would be easier this way and less time consuming so they can get the project completed and released.


Hopefully it will be garage DIY do-able, but I know I'll be paying someone (AAM?) to install mine.

i understand why they pulled it out obviously. But what im saying for us when we buy the kit. The only engine i ever pulled out of a vehical is out of a Leopard C2 Tank...only took 20mins with a 5 ton crane. I dont know if it would be more time consuming for us to install the supercharger with the engine in or with it out of the car...not sure how hard it is to pull a engine out of a car.

Togo 09-10-2009 07:43 PM

Well I know nothing about pulling out engines so for me it would be HARD but I suppose if you are that good with a motor and stuff like this it probably isn't tooo too hard. I still suspect that it won't be necessary to pull it but it will probably be a giant PITA!

CCCLXXZ 09-10-2009 07:57 PM

I think y'all may be shooting low with a $5k estimate. If you purely base the cost on the supercharger and intercooler, your looking at 2,800 and about 1,000 respectively. Plus brackets, piping and accessories and profit I would say 5,999-6,500 would be fair. Don't forget about fuel and engine management either...

A company by URD makes an identical setup for the 1GR, the Toyota Tacoma, 4Runner and FJ Cruiser motor which is a 4.0L running the C38 and runs about 5,899. It does double the wheel hp from 200ish to 400ish which gives me a promising expectation from this kit.

Underdog Racing Development

Just a wild guess

Nick J.

john370z 09-10-2009 08:46 PM

Thanks for the link to URD performance. You are right the supercharger produces great power good torque. Check out the price breakdown:
Base $5,995.00
2 - 10 $3,895.00
11 - 20 $3,895.00
21 - 30 $3,895.00
31 - 40 $3,895.00
41 - 50 $3,895.00

51 - 60 $3,895.00
61 - 70 $3,895.00
71 - 80 $3,895.00
81 - 90 $3,895.00
91 - 100 $3,895.00
Above $3,895.00

I believe this is for the entire kit. I hope we are able to get a similar discount rather than expected to pay ultra-high retail because we are the first to be interested.

$2800 for the blower and another $1000 for the intercooler are at full retail prices. I am sure GTM is getting both for about half. The Tacoma kits that are priced above are similar to what the 370 z will need plus an intercooler and oil cooler.

I think GTM could price it uninstalled for under $6000, but will they try to recoup investment faster by charging more.

I hope not!

Sam I hope you can talk to the upper brass and get an incredible price for you fans on this and other forums. Once the word is out the volume should achieve profits far greater than over priced kits. Just my thought..
John

Snakes709 09-10-2009 08:54 PM

if its any more then 6000 im just going to save abit more cash and go twin turbo..lol

SAM@GTM 09-10-2009 09:56 PM

Quote:

Originally Posted by shabarivas (Post 191852)
soooo - if i were to get a non-carb kit... and then your carb kit came out - how hard would it be for me to make mine carb ok? I dont mind loosing some power for peace of mind... also - how hard would it be to go from CARB ok kit to not so carb ok kit?

I think the answer to that is you really have to decide what is you goal and what is more important to you, the carb sticker or the horse power, Our intention is to get the most out of all the stages including the carb legal kit so we will have to wait and see

Sam

SAM@GTM 09-10-2009 09:58 PM

Quote:

Originally Posted by john370z (Post 191871)
Sam

any chance the testing and tuning could be done by SEMA this year?

john

Yes

Our Goal is to start testing by the end of the month

Sam

SAM@GTM 09-10-2009 10:07 PM

Quote:

Originally Posted by Snakes709 (Post 193011)
i know the pictures showed the engine out with the supercharger but is it required to drop the engine? Because if you dont need to drop the engine it shouldnt take $1000 for install...free if you can do it yourself.

The Engine is out to make the R&D a little easier, But it would not be a requirement to preform the install.

Even our turbo kit installation does not require pulling the engine out of the car .

Sam

SAM@GTM 09-10-2009 10:31 PM

Quote:

Originally Posted by john370z (Post 193257)
Thanks for the link to URD performance. You are right the supercharger produces great power good torque. Check out the price breakdown:
Base $5,995.00
2 - 10 $3,895.00
11 - 20 $3,895.00
21 - 30 $3,895.00
31 - 40 $3,895.00
41 - 50 $3,895.00

51 - 60 $3,895.00
61 - 70 $3,895.00
71 - 80 $3,895.00
81 - 90 $3,895.00
91 - 100 $3,895.00
Above $3,895.00

I believe this is for the entire kit. I hope we are able to get a similar discount rather than expected to pay ultra-high retail because we are the first to be interested.

$2800 for the blower and another $1000 for the intercooler are at full retail prices. I am sure GTM is getting both for about half. The Tacoma kits that are priced above are similar to what the 370 z will need plus an intercooler and oil cooler.

I think GTM could price it uninstalled for under $6000, but will they try to recoup investment faster by charging more.

I hope not!

Sam I hope you can talk to the upper brass and get an incredible price for you fans on this and other forums. Once the word is out the volume should achieve profits far greater than over priced kits. Just my thought..
John

I know that our price will be inline and competitive, It is really hard right now to give any accurate information but if i have to give an educated guess, i think we are going to be between 5500 to 6500 depending on what stage we are talking about

here is an example so you can get an idea, Our GTM 350ZHR turn key turbo kit has the best of everything ... garret turbos(water and oil cooled ball bearing),bar and plate intercooler,Tbolt clams and it does come complete with fuel system and ems for 7495.00

The Greddy turbo kit for the 350ZHR comes with journal bearing turbos (non ball bearing ) tube and fin intercooler no Tbolt clamps no fuel system and no ems solution for 8495.00

Get my point ;)

Sam

m4a1mustang 09-10-2009 10:38 PM

I think I get your point. Pricing should be pretty good.

SAM@GTM 09-10-2009 10:46 PM

Quote:

Originally Posted by m4a1mustang (Post 193539)
I think I get your point. Pricing should be pretty good.

:tup:

B1nks 09-10-2009 10:53 PM

I would love to have a supercharger for this car but the GTM turbocharged setups are just sooooooooooo sick that it would be hard to decide. <3 GTM's previous work.

m4a1mustang 09-10-2009 10:56 PM

If pricing is right and the gains are there this is definitely a kit that I'd go after. I am mechanically inclined and don't think this would be too difficult an install where I'd need to pay someone else to do it.

Snakes709 09-10-2009 11:03 PM

might be a dumb question but im going to ask it anyways. Does the fuel system have to be upgraded if you get the supercharger kit or twin turbo kit? I'm seeing you have upgraded fuel systems for the 370z? or is that for the 350? I'm still learning how the 370z engine works and whatnot, i know on my supercharger cobalt i had to upgrade to 60lb injectors to run my 2.8 pulley and then i switched to the harrop tvs supercharger i was at 89% idc on the 60lb injectors so it was almost time to go to the 79lb injectors. Just wondering will the 370z be like that? if not when is it time to change to bigger injectors?

jmlenz 09-10-2009 11:11 PM

Quote:

Originally Posted by RCZ (Post 192800)
8k? thats TT terrictory.

I want MAX 6k installed. Probably less.

$6k installed is a pipe dream my friend. And FYI $8k installed is no where near TT territory for the 370. Your looking at 11k+ installed, so yes I think $8k installed would be reasonable for the SC.

Of course any cheaper would just be icing on the cake:tiphat:

...are you listening George? :bowrofl:

1SickVeilside 09-10-2009 11:35 PM

Wow this has been some interesting reading.... I take it most people on here purchased the 370Z and never owned a 350Z? From experience the guys at GTM are the s**t when it comes to the FI world. I have had friends and personal experience that any TT build will be priced around 15k+ if you want the job done right and a supercharger kit from about 9k+. The fact is you will never be satisfied and you get what you pay for.

A lot of people jump into the game thinking they'll just buy the kit slap it on and good to go. Not always the case, you still need a tune, possibly different injectors, fuel system, gauges, upgrade the pulley (if you have a SC), an engine managment etc. These things add up real quick and will put you over the budget in a heart beat.

Of course the HR motor is a different beast in it's own from the previous VQ motors, so it's kind of like comparing apples to oranges. The good thing about the HR is it takes to mods well and produces the power. I guess as time goes we will really see what the true price of a good build will run. For those thinking the 6-7 range I hope you guys have a different credit card to put the rest of it on.

I look forward to the rest of GTM's results, I know it will be promising and better then any other kits put on the market.

jmlenz 09-11-2009 12:20 AM

^^^ agreed. However, doesnt GTM basically provide a turn key kit with everything you need included ie; engine & fuel managment, injectors, etc? If GTM installs their own kit does that include a tune?

racerxj17 09-11-2009 01:05 AM

you guys all have it wrong. we need to have everyone post up they wont pay more than 5k just so that GTM will feel obligated to keep the price down. it might not work, but its worth a shot :tup:

racerxj17 09-11-2009 01:07 AM

Quote:

Originally Posted by john370z (Post 193257)
Thanks for the link to URD performance. You are right the supercharger produces great power good torque. Check out the price breakdown:
Base $5,995.00
2 - 10 $3,895.00
11 - 20 $3,895.00
21 - 30 $3,895.00
31 - 40 $3,895.00
41 - 50 $3,895.00

51 - 60 $3,895.00
61 - 70 $3,895.00
71 - 80 $3,895.00
81 - 90 $3,895.00
91 - 100 $3,895.00
Above $3,895.00

I believe this is for the entire kit. I hope we are able to get a similar discount rather than expected to pay ultra-high retail because we are the first to be interested.

$2800 for the blower and another $1000 for the intercooler are at full retail prices. I am sure GTM is getting both for about half. The Tacoma kits that are priced above are similar to what the 370 z will need plus an intercooler and oil cooler.

I think GTM could price it uninstalled for under $6000, but will they try to recoup investment faster by charging more.

I hope not!

Sam I hope you can talk to the upper brass and get an incredible price for you fans on this and other forums. Once the word is out the volume should achieve profits far greater than over priced kits. Just my thought..
John


URD's first rotrex system was 4k, complete, ready to rock and roll. im not so sure why the huge jump in price once the TRD blower came out. I was the VERY first person to have it installed on my truck....was a decent kit. made 311 rwhp with meth on my tacoma that dynoed 192hp stock. ofcourse the TRD blower made 350rwhp on my truck with an assload more TQ....

SAM@GTM 09-11-2009 01:14 AM

Quote:

Originally Posted by Snakes709 (Post 193596)
might be a dumb question but im going to ask it anyways. Does the fuel system have to be upgraded if you get the supercharger kit or twin turbo kit? I'm seeing you have upgraded fuel systems for the 370z? or is that for the 350? I'm still learning how the 370z engine works and whatnot, i know on my supercharger cobalt i had to upgrade to 60lb injectors to run my 2.8 pulley and then i switched to the harrop tvs supercharger i was at 89% idc on the 60lb injectors so it was almost time to go to the 79lb injectors. Just wondering will the 370z be like that? if not when is it time to change to bigger injectors?

Fuel system is part of the Kit. When add air you got to add fuel in a simple way .

Sam

SAM@GTM 09-11-2009 01:17 AM

Quote:

Originally Posted by 1SickVeilside (Post 193672)
Wow this has been some interesting reading.... I take it most people on here purchased the 370Z and never owned a 350Z? From experience the guys at GTM are the s**t when it comes to the FI world. I have had friends and personal experience that any TT build will be priced around 15k+ if you want the job done right and a supercharger kit from about 9k+. The fact is you will never be satisfied and you get what you pay for.

A lot of people jump into the game thinking they'll just buy the kit slap it on and good to go. Not always the case, you still need a tune, possibly different injectors, fuel system, gauges, upgrade the pulley (if you have a SC), an engine managment etc. These things add up real quick and will put you over the budget in a heart beat.

Of course the HR motor is a different beast in it's own from the previous VQ motors, so it's kind of like comparing apples to oranges. The good thing about the HR is it takes to mods well and produces the power. I guess as time goes we will really see what the true price of a good build will run. For those thinking the 6-7 range I hope you guys have a different credit card to put the rest of it on.

I look forward to the rest of GTM's results, I know it will be promising and better then any other kits put on the market.

Thank you :tiphat:

Sam

SAM@GTM 09-11-2009 01:22 AM

Quote:

Originally Posted by jmlenz (Post 193753)
^^^ agreed. However, doesnt GTM basically provide a turn key kit with everything you need included ie; engine & fuel managment, injectors, etc? If GTM installs their own kit does that include a tune?

whether we do the install or you buy the kit only and install it yourself , the kit does come with the tune It is part of the kit.

Sam

CCCLXXZ 09-11-2009 01:30 AM

Quote:

Originally Posted by racerxj17 (Post 193874)
URD's first rotrex system was 4k, complete, ready to rock and roll. im not so sure why the huge jump in price once the TRD blower came out. I was the VERY first person to have it installed on my truck....was a decent kit. made 311 rwhp with meth on my tacoma that dynoed 192hp stock. ofcourse the TRD blower made 350rwhp on my truck with an assload more TQ....

The reason for the jump in price was because URD was originally using a different blower and changed it over to the C38 after seeing the limitation of the first choice. The new blower was able to push the additional 100whp... Not sure on the specs on the original kit but I believe the intercooler was changed as well.

Miss my tacoma :( I had a 08 Double Cab in White with a 6" Fabtech Coilover lift on 35s/20s. Ill post a pic if I hunt one down.

Nick J.

racerxj17 09-11-2009 02:14 AM

Quote:

Originally Posted by CCCLXXZ (Post 193913)
The reason for the jump in price was because URD was originally using a different blower and changed it over to the C38 after seeing the limitation of the first choice. The new blower was able to push the additional 100whp... Not sure on the specs on the original kit but I believe the intercooler was changed as well.

Miss my tacoma :( I had a 08 Double Cab in White with a 6" Fabtech Coilover lift on 35s/20s. Ill post a pic if I hunt one down.

Nick J.


they were using the smaller c32 or c30 i dont remember. the intercooler was the same, but they changed the piping. even so, i dont see how that is a 2k price increase, since the blower is not 2k by itself. ill be honest, i only owned the first, and read about the new one so i cant say exactly. either way, bring on the supercharger gtm!

Red370 09-11-2009 01:16 PM

Any good SDS kit will come with everything needed to begin boosting ASAP, turbo on the other hand, is a different story. BTW, my friend Alex's Vortech V5 kit on his 350 cost $5600 installed, 8k? really? No sir, not at all realistic. If this kit costs over $5500 alone, my business will be directed elsewhere, Stillen, Vortech, etc. A Supercharger is supposed to be a good way to boost for considerably less, with 8k, i'll build my own TT kit.

CCCLXXZ 09-11-2009 02:48 PM

Quote:

Originally Posted by Red370 (Post 194431)
Any good SDS kit will come with everything needed to begin boosting ASAP, turbo on the other hand, is a different story. BTW, my friend Alex's Vortech V5 kit on his 350 cost $5600 installed, 8k? really? No sir, not at all realistic. If this kit costs over $5500 alone, my business will be directed elsewhere, Stillen, Vortech, etc. A Supercharger is supposed to be a good way to boost for considerably less, with 8k, i'll build my own TT kit.

Have fun!! :tup: Let us know how your custom TT kit goes and be sure to post your gains and some pictures when your done...

Don't forget to get a huge piece of paper for your garage floor, as your 370z will be quite a beautiful paper weight parked right over it over the years it takes to make the custom TT kit functional.

I hope you sane fellow members understand my sarcasm.

MMC Racing 09-11-2009 04:15 PM

Quote:

Originally Posted by CCCLXXZ (Post 194520)

I hope you sane fellow members understand my sarcasm.

You skipped over where he said he would go with a competing kit (assuming they costs less) and instead commented on a passing comment about building his old TT kit. :rolleyes:

370z4Steve 09-11-2009 05:07 PM

Quote:

Originally Posted by SAM@GTM (Post 191844)
.. that We have been hard at work on the VQ37VHR platform since 2007 so we are so far ahead in the testing and development more than anybody else in the world .
Sam

I can vouch for SAM on this ..he is pretty diligent on what he does..
...so SAM when is the Test for the TT :)

SAM@GTM 09-11-2009 05:17 PM

Quote:

Originally Posted by CCCLXXZ (Post 194520)
Have fun!! :tup: Let us know how your custom TT kit goes and be sure to post your gains and some pictures when your done...

Don't forget to get a huge piece of paper for your garage floor, as your 370z will be quite a beautiful paper weight parked right over it over the years it takes to make the custom TT kit functional.

I hope you sane fellow members understand my sarcasm.

I liked the unedited version of you response better it was classic :icon17:

Sam

Red370 09-11-2009 05:20 PM

Quote:

Originally Posted by MMC Racing (Post 194672)
You skipped over where he said he would go with a competing kit (assuming they costs less) and instead commented on a passing comment about building his old TT kit. :rolleyes:

I said I could build my own TT kit for 8k, hell, even less. (This means putting together the parts for the kit, not bolting it up). Of course I would never consider it because TT's are neither reliable or practical. Back on topic please.

SAM@GTM 09-11-2009 05:21 PM

Quote:

Originally Posted by 370z4Steve (Post 194783)
I can vouch for SAM on this ..he is pretty diligent on what he does..
...so SAM when is the Test for the TT :)

I think we are looking good for Saturday, call me

Sam

frost 09-11-2009 10:59 PM

yum

Minicobra1 09-12-2009 07:46 AM

This Rotrex GTM kit is looking very promising, keep up the good work guys :tup:

SAM@GTM 09-12-2009 01:34 PM

Quote:

Originally Posted by Minicobra1 (Post 195566)
This Rotrex GTM kit is looking very promising, keep up the good work guys :tup:

Thank you

Sam

simota1 09-13-2009 07:37 AM

SUBSCRIBED!!!! :tup:


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