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Thread: VE-T twin scroll setup

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Posts: 31-40 of 203
2009-02-27 15:14:16
#31
Dude why you complicate your builds so much you should try to keep them as simple and reliable as possible....
In my opinion and experience from changing from a log manifold to a tubular non EQL manifold I gain from 50-60 whp at same boost level and about 6 mph in trap speed at the 1/4 mile at same boost level just from changing manifolds. So just from changing your manifold and you turbine housing to a .82A/R you should achieve your goal easily i noticed that the engine with the log manifold didnt respond very well after 400whp which I think its the reliable limit of the log manifold...
And trow some Alky injection just to prevent detonation and you should be set my car now its trapping 125mph on street tires with boost climbing from 17 to 18 psi... and I am making over 410whp at that boost level on a 8.5:1 DE-T with cams and a big turbo jejeje... Also we here got great results using stock SR20VE cams at 0,0 activating them at 5,000 rpms
Again that just my .02 cents jejejejejeje....
2009-02-27 17:03:34
#32
Thanks so much for your post. When building this setup a couple years ago I wanted something reliable, and simple, but I also wanted 500whp on race gas. I don't see that happening on this setup. I don't think the build is very complicated. The TS manifold being the most complicated thing, and I'm sure I'll surprise some of you guys here when you see it. It should yield good results. I changed to the VET cams to "solve" my log manifold reversion issues. It worked, but I still don't make the power I should.

I really want to try this air/water intercooler. It will add to the sleeperish look to the car. It will also take out about 6' of intercooler piping and improve response a bit. The flywheel is a given since I am changing the clutch anyway. I have the JWT just sitting here so I will give it another run.

The exhaust cutout will come last probably. Just taking the exhaust off the car made a huge difference in spool and response. Again, response and big powerband are what I am after here.

Payu, you give me hope that when this is all said and done, I will have met my goals. Thanks.
2009-02-27 17:05:24
#33
One other thing worth mentioning, is I am at high elevation. I am not really sure if the GT30R will make the power other guys experience at sea level. I expect to be down about 50whp compared to other VE-Ts. I would absolutely love to make 500whp uncorrected up here, but it looks to be pretty tough.
2009-02-27 19:15:16
#34
I am pretty confident that you will will see 500whp just by changing the manifold and exhaust housing of the turbo everything else the same and the manifold doesn't have to be TS or EQL to give you the response you are looking for( Can tell from my experience log manifolds suck..) that's the results I got also...
2009-02-27 20:31:49
#35
go for it
2009-02-28 05:34:30
#36
OOOOH oooh guys! I bought the TS housing and manifold tubing today. Went with SCH 10 316 stainless as I was told with proper bracing it will be plenty strong enough. I have a clutch on order built to withstand 500lb ft of torque hopefully. Once the manifold testing is complete, I will be getting the air/water setup and dyno the difference if any.

Looks like this mani will come in pretty cheap at around ~$600 with flanges and everything! I CAN NOT WAIT!!! uhg. This is so awesome!

Anyway, I rarely get this excited, but hitting 500whp just tickles me.
2009-02-28 07:34:42
#37
You should add to the list, a proper set of slicks. Good luck with the new goals man, I'm pretty sure you will make it.
2009-02-28 14:29:15
#38
^^^ Slicks are on the way. Brand new 22X8X15 for $300.
2009-02-28 17:03:44
#39
22x8 ? are you serious you need something bigger then that
2009-02-28 17:14:17
#40
Those are NA slicks, I fit some 26x10x15's under my P10 wheel wells.
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