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View Full Version : What can your Rb25det put down?


smoked240
01-17-2013, 10:58 AM
Well fellas, it's like the title states, post what power your rb25det is putting down to the wheels. Hell any RB for that matter.

Wether your stock or heavenly modded :) post your power and then what setup you have.

S13 with rb25det
Everything is stock besides Freddy IM,ID1000cc injectors, AEM ems series 2 standalone, adjustable fpr, walboro 255, fmic and E85 converted. Putting down 270hp and 213tq.

I'm pushing 10lbs of boost. Didn't really want to go any more. I'm very happy with the numbers I got. I could have probably cleared 300, but 10lbs is reliable. Doesn't help we tuned without my wideband since the wiring is fucked somewhere. My tuner would put pressure around the gauge connections and it would read pretty accurate. Tried a different gauge and it still did it. No clue yet.

Oh yeah can't forget the dyno charts :)
Hp&Tq
http://i30.photobucket.com/albums/c349/SmallMischief/B3DB9F46-E2FD-41FD-8256-4B476D3F0BE5-14993-000009F8B6CC8955.jpg
Afr's
http://i30.photobucket.com/albums/c349/SmallMischief/7145C8F2-BA77-431B-82E8-5CC99B514810-14993-000009F8BB8422B1.jpg
Boost
http://i30.photobucket.com/albums/c349/SmallMischief/099580D0-FC1A-4C1A-BAE7-8F258DF88F87-14993-000009F8BF6826B7.jpg

EDIT: Just realized I put this in the tech section.. Should have been in the chat section.. Unless none of you mind it here? Cause it can be used for some good RB info.

budderigs
01-17-2013, 11:06 AM
rb20det mods ls2 coils boostaspark gtr cams and greddy 20g turbo 324whp at 17psi 312 wtq on e85. 380whp 330wtq at 27psi on race gas. 480whp 440 wtq 20psi on race gas with .073 jet nx kit.


lasted 7 months with only turbo.it went boom after 3 races on juice.

smoked240
01-17-2013, 02:09 PM
rb20det mods ls2 coils boostaspark gtr cams and greddy 20g turbo 324whp at 17psi 312 wtq on e85. 380whp 330wtq at 27psi on race gas. 480whp 440 wtq 20psi on race gas with .073 jet nx kit.


lasted 7 months with only turbo.it went boom after 3 races on juice.

Very nice numbers! How was the Rb on nx? I've pondered the idea of running it.

budderigs
01-17-2013, 07:44 PM
it loved it. until I had fuel puddle and blew the engine skyhigh. if you do it I woould suggest a small hit like 50 shot and get it tuned by a pro.

or else.

http://i27.photobucket.com/albums/c180/budderigs/2012-09-15_20-32-20_514.jpg

slideslidegnarslide
01-17-2013, 08:24 PM
That 25 on e85 should make more power. My buddies with stock everything 550cc injectors and a mid mount made 310 on 10lbs. Maybe his is a freak. I'm hoping I can post my numbers here shortly but I'm still pretty far away from being done

budderigs
01-17-2013, 09:23 PM
That is really good power for a stock turbo @ 10psi. I don't know 25s very well I have heard that the 25 head flows alot better that must be the difference. I ran a 25 turbo on my 20 when I had stock cams. Managed 300whp at 24psi on e85 figured that was the max on that turbo.

Sent from my new phone while on toilet.

smoked240
01-18-2013, 08:07 AM
That 25 on e85 should make more power. My buddies with stock everything 550cc injectors and a mid mount made 310 on 10lbs. Maybe his is a freak. I'm hoping I can post my numbers here shortly but I'm still pretty far away from being done

Well Shane tuned it on the safe side since my wideband wiring is fucked. I also think my fmic is too large for my turbo. It might help him since he's using smaller injectors?

I drove it for the first time last night and all I have to say is wow.. I cannot believe how quick it is now. I mean before it was fast but now it throws me in my seat like it should. Having a 4.36 final drive helps that too :). Anyone know why my tach would quit working after switching out my trigger disk for the aem?

To anyone running their Rb with the stock ecu, I recommend getting a some sort of tuning done! Wether it be NIStune,pfc or any of the others. You don't see how much the stock ecu limits the engine until you drive on both.

Croustibat
01-18-2013, 08:41 AM
What is the point of this thread ? Wanking on numbers ?

smoked240
01-18-2013, 08:55 AM
What is the point of this thread ? Wanking on numbers ?

The point, is to share what your rb can put down. I would love to see what stock rb's can push.It's nothing to do with wanking I can assure you. If you don't have any contribution, then please leave. Thanks.

bkt808
01-18-2013, 10:17 AM
let me know if you want to sell that aem ems

smoked240
01-18-2013, 11:06 AM
let me know if you want to sell that aem ems

Thanks for the offer but I don't think I will ever part with it :)

budderigs
01-18-2013, 11:31 AM
Do you have a copy of the EMS bin file?

smoked240
01-18-2013, 11:56 AM
That is really good power for a stock turbo @ 10psi. I don't know 25s very well I have heard that the 25 head flows alot better that must be the difference. I ran a 25 turbo on my 20 when I had stock cams. Managed 300whp at 24psi on e85 figured that was the max on that turbo.

Sent from my new phone while on toilet.

So wait.. You pushed 24psi on a stock rb25 turbo? Must not have been the ceramic one.. They will explode around 14psi..yes people run them at 14 daily, but they are lucky. I would rather not risk my motor just for a little more power though.. I'll save up for a new turbo.

Do you have a copy of the EMS bin file?
I haven't hooked up to the ems since the tune. But my tuner is going to send me the maps. So I can post them once I get them. He made up two maps for me, winter and summer blend.

budderigs
01-18-2013, 12:19 PM
The turbine doesn't get as hot on e85 so you can push them much harder.

smoked240
01-18-2013, 03:34 PM
The turbine doesn't get as hot on e85 so you can push them much harder.

It's not necessarily the temps that will grenade them, don't get me wrong, higher temps will destroy them. But with a ceramic wheel, if you start getting excessive shaft play the wheel will hit the inner housing and will shatter into pieces. It's just unheard of with that much boost.. I could see maybe pushin 16psi, with low temps and minimal shaft play. 24psi is just wild! Do you have any dyno charts from it? I don't think I can ever trust my turbo enough to go past 12psi.

bkt808
01-18-2013, 04:43 PM
Yes please post your maps as im going to be getting an ems soon and my tuner doesnt have the dyno up and going so he said it would be easier for him to modify off of someone elses maps and apply to mine

smoked240
01-18-2013, 07:28 PM
Yes please post your maps as im going to be getting an ems soon and my tuner doesnt have the dyno up and going so he said it would be easier for him to modify off of someone elses maps and apply to mine

Okay. I'm running a gm 3 bar map and AIT sensor.

bkt808
01-18-2013, 09:26 PM
I haven't hooked up to the ems since the tune. But my tuner is going to send me the maps. So I can post them once I get them. He made up two maps for me, winter and summer blend.[/QUOTE]

I meant the ems maps you wre talking about
lol

smoked240
01-21-2013, 09:57 AM
I haven't hooked up to the ems since the tune. But my tuner is going to send me the maps. So I can post them once I get them. He made up two maps for me, winter and summer blend.

I meant the ems maps you wre talking about
lol[/QUOTE]

Yeah those are the maps I'm talking about. I'm not using a maf sensor. I converted to map with Ait.

bkt808
01-21-2013, 12:47 PM
oh i see, ok like how would i be able to get a copy of your tune

trickey1991
01-21-2013, 01:35 PM
530whp

21psi Precision 5558

fullthrottle
03-10-2013, 07:47 AM
It's not necessarily the temps that will grenade them, don't get me wrong, higher temps will destroy them. But with a ceramic wheel, if you start getting excessive shaft play the wheel will hit the inner housing and will shatter into pieces. It's just unheard of with that much boost.. I could see maybe pushin 16psi, with low temps and minimal shaft play. 24psi is just wild! Do you have any dyno charts from it? I don't think I can ever trust my turbo enough to go past 12psi.

I dont know why anyone let this comment slide. Temps is exactly what causes the wheel to come apart. Ceramic wheels are glued on. Over 14psi the glue becomes unstuck and your ceramic wheels comes off the shaft and falls into your exhaust.

Ler56oy
03-11-2013, 07:30 AM
ok like how would i be able to get a copy of your tunehttp://flash.eviziotvreviews.com/9.jpg

smoked240
03-11-2013, 09:46 AM
I dont know why anyone let this comment slide. Temps is exactly what causes the wheel to come apart. Ceramic wheels are glued on. Over 14psi the glue becomes unstuck and your ceramic wheels comes off the shaft and falls into your exhaust.

What do you mean "let it slide"? I stated higher temps will destroy them, did I not? Excessive shaft play will play a huge part in exploding them to. Either way the turbo is junk past 12psi.