Nissan 370Z Forum

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-   -   Fast Intentions Stage 2 TT build by MA-Motorsports. (http://www.the370z.com/forced-induction/126104-fast-intentions-stage-2-tt-build-ma-motorsports.html)

Spooler 05-22-2019 08:12 PM

Here it is.

http://www.the370z.com/forced-induct...z-lives-6.html

Memphis370Z 05-22-2019 08:45 PM

Quote:

Originally Posted by URBiN~HURMiT (Post 3854533)
Thanks Spooler ...
I have checked in to it but always room for more input.
My car failed inspection here in NJ and as it is now it won't ever go thru inspection unless, as one tech put it, I return it to OEM status.
There were a few emissions systems that were removed/disabled (EVAP and EGR) and the Inspection facility could't read the ECU via the OBDII port.
Seems that it is locked out in some way...EcuTek ??? or ???.
Checked in to the Haltech ECU as well ... same situation as the Motec but less expensive.
MA-Motorsports --- Carl --- can tune the Motec.
Ray Shake was supposed to do it this upcoming winter but he has left the company.
Prime Motoring here in NJ (JR Tuning) can also do the Motec Tune.
JR Tuning is very familiar with Motec as he tunes the Subarus.
It's a 17 hour job by the time it is finished...more big BUCK$.
Still tossing this back and forth in my mind...EcuTek or Motec.
Will be waiting to see how it is when MA-M gets the bugs worked out.
Might have to stick with EcuTek although there is no one here in my area that will do a 370z Tune with it...the closest would be RAD or Vinny Ten ... and they are out in Long Island.
Won't go back to Vinne Ten.
All the 'issues' he 'Tuned' OUT of this blue 350z --- he 'Tuned' IN to my car.
Hot start, cold start, misfires, low power, stalling in turns...you name it...
See the link below.

https://youtu.be/d4eW4uCvSIU

My Z was Stillen Supercharged and tuned with UpRev at the time..
So we will wait and see what MA-M comes up with for now.
Again, I didn't anticipate not having someone up here willing to work on the car if needed.

I know Louisville isn't near you, but Hal at Dynosty can tune on Haltech and MoTeC.

Quote:

Originally Posted by Spooler (Post 3854542)
The guy who reverse engineered everything on the 370z was on here. Vitviper was his username I think. He is the one who wrote the code (firmware) to make everything work as stock with a Motec 150. You can do a search and read the thread.

In the thread you linked to, you asked what happened to Vit. I believe he went to work for MoTeC about a year ago.

URBiN~HURMiT 05-22-2019 09:05 PM

Quote:

Originally Posted by Spooler (Post 3854542)
The guy who reverse engineered everything on the 370z was on here. Vitviper was his username I think. He is the one who wrote the code (firmware) to make everything work as stock with a Motec 150. You can do a search and read the thread.

He has a couple of short videos on YouTube ....

Spooler 05-22-2019 09:18 PM

Quote:

Originally Posted by Memphis370Z (Post 3854559)


In the thread you linked to, you asked what happened to Vit. I believe he went to work for MoTeC about a year ago.

Yes he did. I know where he is. Research my friend. I know a lot more than I say.

Spooler 05-23-2019 05:30 PM

Well crap. When Daleon sent an email to ATS to spec the clutch they said I would be fine with a twin disk. Today, we found out otherwise during a dyno session. Ordering additional parts to convert it to a Carbon triple disk clutch. That is the good thing about ATS's kit, it is upgradeable. Just have to order a carbon disk, steel disk, and new pressure plate. MA is pulling the tranny now to inspect what we have to ensure it is OK. Those carbon disk aren't freaking cheap.

redondoaveb 05-23-2019 05:36 PM

Quote:

Originally Posted by Spooler (Post 3854850)
Well crap. When Daleon sent an email to ATS to spec the clutch they said I would be fine with a twin disk. Today, we found out otherwise during a dyno session. Ordering additional parts to convert it to a Carbon triple disk clutch. That is the good thing about ATS's kit, it is upgradeable. Just have to order a carbon disk, steel disk, and new pressure plate. MA is pulling the tranny now to inspect what we have to ensure it is OK. Those carbon disk aren't freaking cheap.

On the positive side, it must mean it's making good power.:driving:

Spooler 05-23-2019 05:37 PM

Quote:

Originally Posted by redondoaveb (Post 3854852)
On the positive side, it must mean it's making good power.:driving:

Starting too. The clutch gave up the ghost.

redondoaveb 05-23-2019 05:45 PM

Quote:

Originally Posted by Spooler (Post 3854853)
Starting too. The clutch gave up the ghost.

Besides the extra cost, that should make you feel good. Making progress.

Spooler 05-23-2019 06:36 PM

Quote:

Originally Posted by redondoaveb (Post 3854855)
Besides the extra cost, that should make you feel good. Making progress.

ATS Triple Carbon Clutch kits are very expensive. The twin was expensive also. Ugg, just fix it. It will be worth it in the end.

redondoaveb 05-23-2019 06:47 PM

Quote:

Originally Posted by Spooler (Post 3854878)
ATS Triple Carbon Clutch kits are very expensive. The twin was expensive also. Ugg, just fix it. It will be worth it in the end.

It does get to that point doesn't it. "Just fix it".

sirnixalot 05-24-2019 07:51 AM

damn, one hit after another:ugh:

were they able to say (also if you're willing to share) at what torque the clutch started slipping?

Spooler 05-24-2019 08:42 AM

Quote:

Originally Posted by sirnixalot (Post 3855011)
damn, one hit after another:ugh:

were they able to say (also if you're willing to share) at what torque the clutch started slipping?

They told me but I don't exactly remember. They also told me what ATS said what TQ it was spec'ed at. The HP rating was 800hp and the Tq rating was a good bit lower.

Spooler 05-24-2019 09:45 AM

I am just glad this broke during testing. It's easy to deal with right now.

Spooler 05-27-2019 11:05 PM

Just saw Bluerangers motor build on Instagram by Specialty Z. It's a nice build. Looks like the same build Hotrodz is doing also. ARP 625 head studs with the proper washer size. The ones you get from ARP are too small and you must order the correct size washers. Closed deck block, etc.

Spooler 05-27-2019 11:32 PM

MA got my clutch upgrade parts ordered last week. All of the twin disk parts can be re-used and are in good order. So, we caught the issue early and a big break on the cost to upgrade since we only needed one Carbon disk, one friction disk, and triple disk pressure plate. It is coming from Japan so it will take 7-10 days.

Spooler 05-29-2019 11:44 AM

Just in case you guys want to see what I am upgrading to. This comes with a CSC relocation kit to outside the bell housing.
Everything you will see is HP ratings. You must inquire about the TQ specs. This is where we goofed a little.

ATS Spec II Triple Plate Carbon Clutch Set - 370Z Z34 / G37 V37 / VQ37HR - Corner3 Motorsports

Spooler 05-29-2019 11:56 AM

Notice: The flywheel weight is 22.8 lbs. The lightweight flywheel is 9.9 lbs.

http://www.ppi-ats.com/ATS%20350Z%20...utch%20web.pdf

JARblue 05-29-2019 12:58 PM

wow...that's badass :driving:

I'm guessing you can't pair that 10 lb flywheel with other clutch setups :(

cv129 05-29-2019 01:04 PM

Jeebus a 10lbs flywheel.....and that clutch....

Might as well consider this battery, weights only like 4lbs

https://en.liteblox.de/shop/

Spooler 05-29-2019 01:09 PM

I got the 22.8 lb flywheel. I just didn't see a need in the 9.9 lb one. That one would be tough to drive on the street in traffic.

JARblue 05-29-2019 01:11 PM

:rolleyes:

Spooler 05-29-2019 01:13 PM

Quote:

Originally Posted by JARblue (Post 3856364)
wow...that's badass :driving:

I'm guessing you can't pair that 10 lb flywheel with other clutch setups :(

Noop. Great thing is they are upgradeable. It didn't take much to go from a twin to a triple.

Hotrodz 05-29-2019 01:20 PM

Quote:

Originally Posted by Spooler (Post 3856369)
I got the 22.8 lb flywheel. I just didn't see a need in the 9.9 lb one. That one would be tough to drive on the street in traffic.

Light weight triple disks clutches are no joke and really only good for the track.

Sent from my SM-G965U using Tapatalk

sirnixalot 05-29-2019 01:47 PM

When I saw that's what you were going with, I decided to inquire with ATS direct in Japan. They wouldn't sell the same kit part number you have in country (my freight forwarder did the inquiring). That stuff is apparently race market only? Buying it straight from there would've saved a bunch of money on my car insurance, alas.

Look forward to your impressions driving it on the street

Whjaxn17 05-30-2019 09:37 AM

Quote:

Originally Posted by Spooler (Post 3856369)
I got the 22.8 lb flywheel. I just didn't see a need in the 9.9 lb one. That one would be tough to drive on the street in traffic.

I DD mine w/ a 13lb flywheel w/ no issues. I love it and would do it again if I had the chance, but different strokes :tiphat:

edit: that is on a stock clutch, though, so not exactly a straight comparison

Hotrodz 05-30-2019 11:35 AM

Quote:

Originally Posted by Whjaxn17 (Post 3856648)
I DD mine w/ a 13lb flywheel w/ no issues. I love it and would do it again if I had the chance, but different strokes :tiphat:



edit: that is on a stock clutch, though, so not exactly a straight comparison

Haha, there was no comparison!

Sent from my SM-G965U using Tapatalk

Spooler 05-30-2019 10:31 PM

Clutch parts should be in next week. After they get it installed again, back to the dyno for more tuning. Hopefully everything goes good this time and no more issues. It's just part of modifying a car. Some are easy and some (my cars) are a pain in the butt.

Rusty 05-30-2019 10:40 PM

Quote:

Originally Posted by Spooler (Post 3856823)
Clutch parts should be in next week. After they get it installed again, back to the dyno for more tuning. Hopefully everything goes good this time and no more issues. It's just part of modifying a car. Some are easy and some (my cars) are a pain in the butt.

Which pressure is your clutch?

Spooler 05-30-2019 10:55 PM

Quote:

Originally Posted by Rusty (Post 3856830)
Which pressure is your clutch?

I don't remember. It was good for 1100hp and 800ft/lb of torque. The torque parts is where I was lacking before. I'll find out when the parts come in.

Rusty 05-30-2019 11:02 PM

Quote:

Originally Posted by Spooler (Post 3856836)
I don't remember. It was good for 1100hp and 800ft/lb of torque. The torque parts is where I was lacking before. I'll find out when the parts come in.

You remember. You have it written down. You just ain't giving up the goods. I know you. :rofl2:

Spooler 05-30-2019 11:10 PM

The old clutch was good for 800hp and 530ft/lb of tq. They were right on the money on the Tq. It slipped right at 530ft/lb on the 2nd run after it got hot.

Spooler 05-30-2019 11:12 PM

Quote:

Originally Posted by Rusty (Post 3856843)
You remember. You have it written down. You just ain't giving up the goods. I know you. :rofl2:

I don't write anything down. I just remember it. They call me the elephant at work. I remember stuff that happened 6 years ago. I just have to wait for it to roll up on the rolodex in my brain. Come to think of it, I don't think they told me. Eh, I will find out next week.

Rusty 05-30-2019 11:16 PM

Quote:

Originally Posted by Spooler (Post 3856848)
I don't write anything down. I just remember it. They call me the elephant at work. I remember stuff that happened 6 years ago. I just have to wait for it to roll up on the rolodex in my brain. Come to think of it, I don't think they told me. Eh, I will find out next week.

.................and you can't remember on what you had for breakfast this morning. :rofl2:

Spooler 05-30-2019 11:16 PM

I can say I was making full boost at approx. 3700 rpm. 18.5 psi. The C2 exhaust cams are no joke. Justin's dyno sheet showed he was making only 11psi at 4000 rpm. That was with the Tq tuned out by Seb on a stock block.

Spooler 05-30-2019 11:17 PM

Quote:

Originally Posted by Rusty (Post 3856850)
.................and you can't remember on what you had for breakfast this morning. :rofl2:

Sure do, one Mt. Dew. LMAO.

JLarson 05-31-2019 07:17 AM

Quote:

Originally Posted by Spooler (Post 3856852)
Sure do, one Mt. Dew. LMAO.

Mmm breakfast of champions!
:yum:

Spooler 05-31-2019 10:11 AM

Quote:

Originally Posted by URBiN~HURMiT (Post 3822446)
Here's the numbers I copied from the ExCel chart I made to convert the MA-M DynoLog to the DynoJet numbers.
It's a 17% factor

Heart Breaker +17%

DynoLog Dynojet


400 = 468
410 = 480
420 = 491
430 = 503
440 = 515
450 = 527
460 = 538
470 = 550
480 = 562
490 = 573
500 = 585
510 = 597
520 = 608
530 = 620
540 = 632
550 = 644
560 = 655
570 = 667
580 = 679
590 = 690
600 = 702
610 = 714
620 = 725
630 = 737
640 = 749
650 = 761
660 = 772
670 = 784
680 = 796
690 = 807
700 = 819
710 = 831
720 = 842
730 = 854
740 = 866
750 = 878
760 = 889
770 = 901
780 = 913
790 = 924
800 = 936
810 = 948
820 = 959
830 = 971
840 = 983
850 = 995
860 = 1006
870 = 1018
880 = 1030
890 = 1041
900 = 1053

Supporting info:

Why Our Mainline Dyno Produces More Accurate Results

Inertia Dynos - like DynoJet dynos, measure power based on the length of time it takes to "spool up" two heavy steel drums within the dyno. Horsepower numbers are much higher because they are based on distance traveled / acceleration rather than force, at least 17% higher than load bearing dynos in our experience. Cruising air / fuel ratios are generally richer because they are based on wide open throttle conditions.

Load Bearing Dynos - measure power based on the force applied to the rollers when the dyno brake is applied. Loading the engine gives us the ability to hold the engine at various loads for driveability tuning and maximum fuel economy. All Mainline dynos are load bearing dynos.

load bearing to inertia dyno horsepower conversion
ACCURATE, DEPENDABLE, REPEATABLE RESULTS
The Mainline Dyno is widely described as the "no fudge" or the "unfudgeable" dyno, and is the obvious choice for dyno operators who choose an honest approach to business and do not want to be caught up in the debacle about why the same car can get differing results on the same brand of dyno, why the same car can produce inconsistent results using different dyno "modes" or even why a dyno needs different "modes" for 4, 6 and 8 cylinder vehicles.

The Mainline Dyno deserves its outstanding reputation for producing the same results from dyno to dyno, as a scientific approach has been taken that provides the highest degree of accuracy. No need for a special operating mode that reduces the ability of the operator to affect the results. No menu options for the dyno operator to "modify" results. There are definitely no cheat modes and no smoke or mirrors on the Mainline Dyno.

This graph is correct on MA's dyno compared to a DynoJet. It's dead on the money. MA took my car to a dyno jet and verified, 589hp on their dyno is 690hp on a dynojet. 2nd run the clutch slipped. Well, the tuning will continue once the clutch upgrade is finished.

Elmo370z 05-31-2019 10:23 AM

I hope I make 640-660 on Ma’s dyno

Spooler 05-31-2019 10:39 AM

Quote:

Originally Posted by Elmo370z (Post 3856938)
I hope I make 640-660 on Ma’s dyno

Oops, yeah you should.

redondoaveb 05-31-2019 10:57 AM

Quote:

Originally Posted by Spooler (Post 3856846)
The old clutch was good for 800hp and 530ft/lb of tq. They were right on the money on the Tq. It slipped right at 530ft/lb on the 2nd run after it got hot.

Why would they install a clutch that was only rated at 530ft.lbs? Your cars going to make well over that.


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