Nissan 370Z Forum

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-   -   Boosted Performance single turbo build (http://www.the370z.com/forced-induction/52577-boosted-performance-single-turbo-build.html)

erkthejerk73 04-18-2012 09:40 AM

how long do you have access to the 370z sasha?

NeverBoneStck 04-18-2012 09:46 AM

Quote:

Originally Posted by Boosted Performance (Post 1670876)
Are you talking about the 3-bolt flange?

If so, this is the gasket that I will use:

http://www.berktechnology.com/conten...ts/72/main.jpg

These are the best gaskets I could find, and are rated at over 2000 deg F working temperature. Should never have any issues with it. Also, replacing the gasket would not be a big deal.


Those gaskets are horrible . They blow out . Has happen to me many times .. Motordyne stop using them for that reason..

Boosted Performance 04-18-2012 11:14 AM

Quote:

Originally Posted by erkthejerk73 (Post 1670896)
how long do you have access to the 370z sasha?


My goal is to have it off the lift by May 1st.



Quote:

Originally Posted by NeverBoneStck (Post 1670904)
Those gaskets are horrible . They blow out . Has happen to me many times .. Motordyne stop using them for that reason..

Never had an issue with those, as I use them on the 350z kits. The key to a non metal gasket is to go back and re-torque them after a couple of heat cycles. You do this because they compress a bit, and there is not as much force clamping them down.

The car that is being worked on had Stillen headers, and aftermarket test pipes. These were leaking a lot with the metal gasket.

I will see how this works out and as mentioned earlier, nothing will be sold untill this kit is working perfect.

Cell 04-18-2012 11:26 AM

Quote:

Originally Posted by Boosted Performance (Post 1671135)
My goal is to have it off the lift by May 1st.





Never had an issue with those, as I use them on the 350z kits. The key to a non metal gasket is to go back and re-torque them after a couple of heat cycles. You do this because they compress a bit, and there is not as much force clamping them down.

The car that is being worked on had Stillen headers, and aftermarket test pipes. These were leaking a lot with the metal gasket.

I will see how this works out and as mentioned earlier, nothing will be sold untill this kit is working perfect.


:tup: on the way you work.

Many companies release products that are half-assed which only causes more headaches.

Flyboy 04-18-2012 12:17 PM

Quote:

Originally Posted by Boosted Performance (Post 1671135)
My goal is to have it off the lift by May 1st.





Never had an issue with those, as I use them on the 350z kits. The key to a non metal gasket is to go back and re-torque them after a couple of heat cycles. You do this because they compress a bit, and there is not as much force clamping them down.

The car that is being worked on had Stillen headers, and aftermarket test pipes. These were leaking a lot with the metal gasket.

I will see how this works out and as mentioned earlier, nothing will be sold untill this kit is working perfect.

That's why I am asking, yes the Berks gaskets are HORRIBLE on the 370. They blow out left and right. The 350 has no problem with them.

I know that you are mainly a 350 guy, and they gasket issue is 370 specific. This is why I am bringing it to your attention.

If the factory gasket is an option please try to work that into your system.

Flyboy 04-18-2012 12:25 PM

1 Attachment(s)
this is the factory 370Z gasket.

wind.zero 04-18-2012 12:30 PM

Quote:

Originally Posted by Flyboy (Post 1671269)
this is the factory 370Z gasket.

http://i1120.photobucket.com/albums/...r/IMG_3918.jpg

theaudir8fan 04-18-2012 12:38 PM

The gasket is one of my main concerns, but then again i never went back and retorque them after a couple of heat cycles.

Flyboy, that does not look like the OEM gasket, the OEM one has a black rubber ring around the inside.

This is what mine looked like when i took it off.
Passanger side
http://a5.sphotos.ak.fbcdn.net/hphot...18734827_n.jpg
Driver side
http://a6.sphotos.ak.fbcdn.net/hphot...94600501_n.jpg

Dembflyr 04-18-2012 12:40 PM

Quote:

Originally Posted by Flyboy (Post 1671269)
this is the factory 370Z gasket.

I've never seen a gasket like that on my Z. Is that what you have between the stock headers and the cats? When I put my Berk HFC's on the factory gasket looked just like the Berk one but the Berk was a bit thicker.

NeverBoneStck 04-18-2012 01:32 PM

Quote:

Originally Posted by theaudir8fan (Post 1671298)
The gasket is one of my main concerns, but then again i never went back and retorque them after a couple of heat cycles.

Flyboy, that does not look like the OEM gasket, the OEM one has a black rubber ring around the inside.

This is what mine looked like when i took it off.
Passanger side
http://a5.sphotos.ak.fbcdn.net/hphot...18734827_n.jpg
Driver side
http://a6.sphotos.ak.fbcdn.net/hphot...94600501_n.jpg


I went through 3 sets that looked like that ..

Neo187H 04-18-2012 01:52 PM

Quote:

Originally Posted by Flyboy (Post 1671269)
this is the factory 370Z gasket.

Flyboy is correct, that is the factory gasket as per Nissan parts departments. It mounts between the lip of the factory cat and the beveled surface in the stock exhaust manifold and is pressed between the two creating a seal.

Personally I also went through a few of the gaskets Motordyne supplies with their ART pipes until I installed the motordyne gasket WITH the stock factory gasket carefully positioned and tacked up with high temp gasket maker and so far have had zero issues in 3 or 4 months. Compared to the Motordyne gaskets lasting one dyno tuning session on my SCed car.

Boosted Performance 04-18-2012 02:10 PM

If these are such a problem, I would use high Temp RTV with the Berk gaskets. The kit will come with a tube of it anyway for the oil pan spacer, and the rest (penty left) can be used on the headers. I know for a fact that the high temp RTV will now blow out, and a lot of guys use them right on the turbo inlet flange.

But again, the berk gasket should work just fine, and needs to be re-torqued after heat cycling.

theaudir8fan 04-18-2012 02:14 PM

Quote:

Originally Posted by Boosted Performance (Post 1671534)
If these are such a problem, I would use high Temp RTV with the Berk gaskets. The kit will come with a tube of it anyway for the oil pan spacer, and the rest (penty left) can be used on the headers. I know for a fact that the high temp RTV will now blow out, and a lot of guys use them right on the turbo inlet flange.

But again, the berk gasket should work just fine, and needs to be re-torqued after heat cycling.

Great :D Keep up the good work, also upload more pics :tup:

Flyboy 04-18-2012 02:27 PM

the gasket I posted is what I took off, there was no gasket like the ones that you guys are posting...

I am currently running RTV BY ITSELF, and so far it has held up.

Flyboy 04-18-2012 02:28 PM

Quote:

Originally Posted by NeverBoneStck (Post 1671411)
I went through 3 sets that looked like that ..

those look like Berks to me.

theaudir8fan 04-21-2012 02:55 PM

Updates?

Boosted Performance 04-21-2012 03:04 PM

I like it:

http://i137.photobucket.com/albums/q...5038475940.jpg

Will have more updates by the end of this weekend. I am really liking where this is going. Fitment is great, and I should be on the home stretch very soon here.

SPOHN 04-21-2012 03:10 PM

Dude, you do some clean work. Repped

theaudir8fan 04-21-2012 03:10 PM

:tup: Looks great, look forward to the finished product

cdoxp800 04-21-2012 03:12 PM

1 Attachment(s)
Quote:

Originally Posted by boosted performance (Post 1677691)


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O&G 04-21-2012 03:14 PM

beautiful welds as usual boosted, top notch quality!

sfearl1 04-21-2012 03:15 PM

can't wait to see this in person :D

GaleForce 04-21-2012 03:38 PM

:yum: quality!

wheee! 04-21-2012 04:24 PM

Quote:

Originally Posted by sfearl1 (Post 1677706)
can't wait to see this in person :D

Planning a visit up north?

sfearl1 04-21-2012 04:31 PM

Quote:

Originally Posted by wheee! (Post 1677831)
Planning a visit up north?

i wish... nope, just excited to order the kit once it's ready :happydance:

wheee! 04-21-2012 04:49 PM

lol, I am 15 minutes away from the car and have not even seen it yet!

sfearl1 04-21-2012 04:56 PM

ha, what are you waiting for! are you going to make it over for the first drive??

wheee! 04-21-2012 06:11 PM

Believe me, I will be among the first to see it on the road. I will respect Sasha's privacy while the build is in progress, but when James takes delivery... game on!

theaudir8fan 04-21-2012 06:43 PM

damn, i might have to drive up there to take a look :D

Mkai0 04-22-2012 02:31 PM

Quote:

Originally Posted by theaudir8fan (Post 1678010)
damn, i might have to drive up there to take a look :D

Yes please do! While you are up there ask about any possible options for the auto folks :tup:

Boosted Performance 04-22-2012 04:26 PM

Well, it is Sunday afternoon and I am done for the week….very tired. At this time I am just making duplicates of everything built so far. These items will stay behind for me to copy for future kits.

I was also toying with the idea of having a single waste gate, but that does not look like it will work out. Room under there car is at a premium. I spend some more time with making the charge pipe coming out of the turbo compressor. There will be a bit of a trick to it when a customer installs it, as it has to go in together with the oil relocation plate. Not a big deal, I will make sure the instructions are good with a lot of pictures.

On with some pictures:


Twins (well, almost):

http://i137.photobucket.com/albums/q...d/IMG_7162.jpg


The second set installed

http://i137.photobucket.com/albums/q...d/IMG_7157.jpg


http://i137.photobucket.com/albums/q...d/IMG_7151.jpg

Charge pipe coming from the front:

http://i137.photobucket.com/albums/q...d/IMG_7146.jpg

Going through, you can see that it changed a bit from previous pictures:

http://i137.photobucket.com/albums/q...d/IMG_7127.jpg

New down pipe:

http://i137.photobucket.com/albums/q...d/IMG_7125.jpg



Oil reservoir in place, it allows the oil from the turbo to drain while the car is off. This is a very important part of the oiling system. Because the oil is allowed to drain, it does not sit in the turbo, and leak past the seals. This means no smoking at start-up. With this reservoir, it is as if the turbo is mounted up high in the engine bay.

http://i137.photobucket.com/albums/q...d/IMG_7126.jpg

Weld up close:

http://i137.photobucket.com/albums/q...d/IMG_7148.jpg


Now it is time to eat, and get some rest.

wheee! 04-22-2012 05:11 PM

Quote:

Originally Posted by Mkai0 (Post 1679095)
Yes please do! While you are up there ask about any possible options for the auto folks :tup:

The auto version comes with a manual transmission swap..... :stirthepot:



Looking good Sasha! James sure is excited about it too. Nothing but praise for your work ethic and quality. Time to take this company public; I want in on the IPO....

cdoxp800 04-22-2012 05:17 PM

My god thats looking good..

GaleForce 04-22-2012 05:44 PM

Lovin' it!

corbin09 04-22-2012 06:28 PM

When you get this installed, can you please get some ground clearance pics? Will it fit under the current bracing?

Boosted Performance 04-22-2012 07:02 PM

Quote:

Originally Posted by corbin09 (Post 1679399)
When you get this installed, can you please get some ground clearance pics? Will it fit under the current bracing?

The lowest part will be the 3" flex pipe on the down pipe, and even it will not be a problem at all.

When this customer came in, the test pipes were lower than anything else on this kit.

MacLean 04-22-2012 07:12 PM

Nice......very nice. How much power are you looking to put out with a single turbo & some of the other mods attached?

McNeil370 04-23-2012 05:35 AM

nice welds cant wait till its all done
:tiphat:

wheee! 04-23-2012 07:29 AM

Sasha, Do you delete the O2 sensors in Uprev or do you plan on mounting them still?

Boosted Performance 04-23-2012 08:24 AM

Quote:

Originally Posted by cgmg21 (Post 1679449)
Nice......very nice. How much power are you looking to put out with a single turbo & some of the other mods attached?

The smaller (62mm billet) turbo will be more than enough to push the stock block past the "comfortable" power level, so about 550-600whp on the industry standard DJ. This also depends on the dyno and fuel. I have seen some outrageous numbers posted around recently with the VQ’s, and I must admit that the dyno graphs and claims are rather humorous. I am not going to make claims that I can not back up.

The 67mm turbo (upgrade/options) will be capable of 600+, and I would recommend that for built blocks, although it will work fine on a stock bock as well. Perhaps a bit more hp/psi, but not much.




Quote:

Originally Posted by wheee! (Post 1679934)
Sasha, Do you delete the O2 sensors in Uprev or do you plan on mounting them still?

All the O2's stay, I just have not welded the bungs in yet. Also, UpRev uses the O2 sensors that are in the headers, and not those that are in/post cat.

BTW, if you wish to swing by and have a look at the build, you are more than welcome to. Just send me a PM.


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