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Coheed's Posts

All posts made by Coheed

Coheed's Posts
- All posts made by Coheed
Posts: 2,426-2,450 of 4,264
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Thread: Yada yada, more dynos.
Post: 14psi GT30R .78 ar housing. http://www.synapseturbo.com...
14psi GT30R .78 ar housing.

http://www.synapseturbo.com/gallery/cache/dee95e930d7c23deb630c88b410490df32de4804_800.jpg

This is on a dyno dynamics? But power is nearly identical to mine, and this...
2009-09-20 01:20
Thread: My VE/B13 blogger *Videos Page 9*
Post: yea, where are all the hatin' comments? lol. Still great...
yea, where are all the hatin' comments? lol.

Still great numbers btw.
2009-09-20 01:02
Thread: Yada yada, more dynos.
Post: you must not have read my comments about the .86ar T2 GT3...
you must not have read my comments about the .86ar T2 GT3071r flowing more on the exhaust side than even a .82ar GT3076r. Even though the T3 GT30R series has a larger T31 turbine, the corrected tur...
2009-09-20 01:00
Thread: My VE/B13 blogger *Videos Page 9*
Post: Great numbers tanner.
Great numbers tanner.
2009-09-19 17:06
Thread: Yada yada, more dynos.
Post: That could be the issue, the pull was done in 3rd gear, j...
That could be the issue, the pull was done in 3rd gear, just like last year. 4th gear gets over 130mph so we didn't use it.



Water meth is a nice addition, but shouldn't be necessary for me t...
2009-09-19 16:27
Thread: relocating knock sensor
Post: I am running a JWT computer, and they take the knock sens...
I am running a JWT computer, and they take the knock sensor out of the programming. They told me it wouldn't make any difference whether it worked our not. I wonder if calum does the same thing?

...
2009-09-19 06:31
Thread: Which clutch for boost ?
Post: I am running a sintered iron solid hub disc with a 2000lb...
I am running a sintered iron solid hub disc with a 2000lb pp. It grabs the power nicely, but will slip if provoked. I think it will hold about 350 tq on the shift, and about 450 if you keep the ped...
2009-09-19 06:03
Thread: Yada yada, more dynos.
Post: it isn't the turbo. I know the turbo isn't the issue. But...
it isn't the turbo. I know the turbo isn't the issue. But there isn't anyone here running the .78 housing. The honda guys dont touch it. They stay with the tried and true stuff. I've seen one DET m...
2009-09-19 05:36
Thread: The new SC6262 turbo ....pics added
Post: I've felt the difference in compressor housings. The larg...
I've felt the difference in compressor housings. The larger housings were more fun. They hit harder.

Power may not be affected, but spool def felt different.
2009-09-19 01:27
Thread: Yada yada, more dynos.
Post: Actually I believe the loss of VE is why this setup doesn...
Actually I believe the loss of VE is why this setup doesn't do better. VEs love flow. That's one thing I have learned through all this. Though I don't have any way of measuring backpressure, It is ...
2009-09-18 23:43
Thread: Yada yada, more dynos.
Post: I don't have any clue. I lost 30whp from changing my VET ...
I don't have any clue. I lost 30whp from changing my VET cams to the VE cams. I have since gone back to VET cams. Less overlap, smaller duration cams apparently make more power on this turbo. I don...
2009-09-18 23:32
Thread: Yada yada, more dynos.
Post: GT2871r 53.8mm 76 trim. Flows 21lbs in the .86 open T2. ...
GT2871r 53.8mm 76 trim. Flows 21lbs in the .86 open T2.
GT3271r 64mm 73 trim.46mm inducer. Flows about 20lbs/min. in the .78 divided.

Someone car to calculate the turbine size so we can see how...
2009-09-18 12:51
Thread: Yada yada, more dynos.
Post: regardless of trim, even if it had a larger trim wheel it...
regardless of trim, even if it had a larger trim wheel it still wouldn't flow what the smaller inducer wheel would. A larger trim will generally flow more, but it isn't the only factor.

I know i...
2009-09-18 12:38
Thread: The new SC6262 turbo ....pics added
Post: Welll.... these are 740cc injectors. They should be ok to...
Welll.... these are 740cc injectors. They should be ok to 500whp on 3 bar... I am not even at 400whp yet.

Apparently I have 450hp worth of air and fuel going in, but only 380whp coming out lol. ...
2009-09-18 04:53
Thread: The new SC6262 turbo ....pics added
Post: where is a good place to shop for turbos and find info on...
where is a good place to shop for turbos and find info on housing options for the borg warner and precision stuff. There is too much garbage out there...
2009-09-18 04:46
Thread: The new SC6262 turbo ....pics added
Post: I wanna know why the GT37 spools so slow compared to the ...
I wanna know why the GT37 spools so slow compared to the rest when it comes with a T4 TS housing? Or did they run this dyno on a open housing?

I would love to try one of these turbos on my setup...
2009-09-18 01:51
Thread: Yada yada, more dynos.
Post: Increasing Volumetric efficiency can make a turbo spool f...
Increasing Volumetric efficiency can make a turbo spool faster, by basically making the engine breath better. If the engine performs like a bigger version of itself, it can help to lower lag, and b...
2009-09-18 01:43
Thread: Yada yada, more dynos.
Post: OOOH! OOOOH! Here's a .78 divided housing from a GT3271. ...
OOOH! OOOOH! Here's a .78 divided housing from a GT3271. You can see that it flows about 20lbs, but it is also using a 64mm 73 trim trim turbine. The larger turbine still can't make up the differen...
2009-09-18 01:24
Thread: Yada yada, more dynos.
Post: no prob. I could have gotten 8:1 compression pistons for ...
no prob. I could have gotten 8:1 compression pistons for all I know. All I do know is the dish on these things was huge. You could eat chunky soup out of them lol. I have some pics of the pistons i...
2009-09-18 00:53
Thread: Yada yada, more dynos.
Post: GT3071RWG 56.5mm turbine T25 flange in a .86AR flows 24lb...
GT3071RWG 56.5mm turbine T25 flange in a .86AR flows 24lbs corrected turbine gas flow.
http://www.turbobygarrett.com/turbobygarrett/images/catalog/Turbochargers/gt30_images/700382-3&20turb_e.jpg
...
2009-09-18 00:52
Thread: Yada yada, more dynos.
Post: What do their compression numbers have to do with anythin...
What do their compression numbers have to do with anything. They are using higher compression pistons. Leakdown on this motor is perfectly acceptable. I've seen brand new motors with under 15K mile...
2009-09-18 00:25
Thread: Yada yada, more dynos.
Post: most people say that you need about 5psi more boost to ma...
most people say that you need about 5psi more boost to make up for the elevation, I don't believe it is that easy though. Element Racing is hitting 410whp on 15psi with about 9.5:1? compression and...
2009-09-17 22:17
Thread: Yada yada, more dynos.
Post: Everyone seems to make great power on the VE cams, withou...
Everyone seems to make great power on the VE cams, without any extravagant setup. JP also has made good power on both the 20ve and the sr16ve cams. It doesn't seem like I lose power from reversion ...
2009-09-17 22:14
Thread: Yada yada, more dynos.
Post: I actually had the exhaust switch at 3700rpm with the VE ...
I actually had the exhaust switch at 3700rpm with the VE cams. So when the intake would switch at 6000rpm there was little to no change in power. There may have been a very slight change in power w...
2009-09-17 01:41
Thread: Z32 maf voltage
Post: So what unit are these Q numbers in? And ho can you calcu...
So what unit are these Q numbers in? And ho can you calculate flow rate to hp? Any ideas? It would be cool if we could relate the mass flow numbers to some sort of HP prediction. Even if it had a a...
2009-09-17 01:32
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