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Custom ECU tune/ Highest RWHP C63

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Old Nov 23, 2011 | 02:32 AM
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09' C63 Blk/Blk w/ C.F. Trim
Custom ECU tune/ Highest RWHP C63

I just got back from Futrual Motorsports with a buddy that dyno tuned his LS2 vette that he put LT's on and they managed to squeeze 383.1 rwhp out of an otherwise stock LS2...Now this is where my wheels began turning...

What the highest RWHP someone has seen on a dyno out of a c63?

Now on the way home my wheels began doing a burnout and the following ran through my head...albeit after a few celebratory drinks...

Can the M156 ECU be actively flashed...like dyno tuned??? If so, why hasn't anyone with a check book the size of China said..."Lets stuff EVERYTHING under the hood, punch the motor, size some custom CP pistons, add a wiestec (or not), heads, cams, pulley, throttle bodies, full exhaust...the WHOLE 9yds and then lets just see what happens???"

I know I'm comparing a burger to kobe beef, but UG racing and Heffners seem to be able to build a gallardo block, twin turbo it and VOILA...1500hp. I think it would just be cool to see someone drag a c63 to texas mile and throw down a 200mph run. I guess I'm just talking out my butt, b/c there is no chance I could ever afford it and I've only had my c63 for 2 months, but please tell me I'm not the only dreamer on here...

Hell of a 2nd post if i do say so myself...lol
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Old Nov 23, 2011 | 03:17 AM
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Yes, it has been done.
Forum member, JRcart has virtually done almost everything you can think of to the M156.
There are other members here to that have done alot of work to they're engines but JRcart's is the most heavily modded one have come across.

Last edited by _AMG_; Nov 23, 2011 at 03:19 AM.
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Old Nov 23, 2011 | 03:19 AM
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Stick to adderall
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Old Nov 23, 2011 | 03:23 AM
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Originally Posted by _AMG_
Yes, it has been done.
Forum member, JRcart has virtually done almost everything you can think of to the M156.
There are other members here to that have done alot of work to they're engines but JRcart's is the most heavily modded one have come across.
It is?
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Old Nov 23, 2011 | 03:27 AM
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Originally Posted by ecampbell
It is?
Ok make that 2 of the most heavily modded M156 engines. Haha
Totally forgot about your beast!
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Old Nov 23, 2011 | 03:29 AM
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Originally Posted by backroll2blind
What the highest RWHP someone has seen on a dyno out of a c63?
Jrcarts 660RWHP SC 63


Originally Posted by backroll2blind
Can the M156 ECU be actively flashed...like dyno tuned???
yes it can be done. Alot of folks in this forum including myself have done it. It is not something weird.
Originally Posted by backroll2blind
If so, why hasn't anyone with a check book the size of China said..."Lets stuff EVERYTHING under the hood, punch the motor, size some custom CP pistons, add a wiestec (or not), heads, cams, pulley, throttle bodies, full exhaust...the WHOLE 9yds and then lets just see what happens???"
because alot of those paramaters in th ECU canot be messed around with and they are locked, espeially the files that control the camshafts. thats why people like Hefner cannot preform a twin turbo system for this motor. The only guys that could do that and have access to those files are Brabus.

Originally Posted by backroll2blind
I know I'm comparing a burger to kobe beef, but UG racing and Heffners seem to be able to build a gallardo block, twin turbo it and VOILA...1500hp.
Thats nothing new. Hennessey is able to do the same thing on Gallardos. Hoever, for the M156 platform its difficult
Originally Posted by backroll2blind
I think it would just be cool to see someone drag a c63 to texas mile and throw down a 200mph run..
That wont be all difficuilt right now with a fully moded wesitec M156
Originally Posted by backroll2blind
I guess I'm just talking out my butt.
Indeed you are, being that you havent been around here and that this is your first post. No offense
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Old Nov 23, 2011 | 06:24 AM
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Originally Posted by jacob502
Jrcarts 660RWHP SC 63



yes it can be done. Alot of folks in this forum including myself have done it. It is not something weird.


because alot of those paramaters in th ECU canot be messed around with and they are locked, espeially the files that control the camshafts. thats why people like Hefner cannot preform a twin turbo system for this motor. The only guys that could do that and have access to those files are Brabus.


Thats nothing new. Hennessey is able to do the same thing on Gallardos. Hoever, for the M156 platform its difficult

That wont be all difficuilt right now with a fully moded wesitec M156

Indeed you are, being that you havent been around here and that this is your first post. No offense
splitting hairs but if you want to be accurate, mine was on the dyno and produced just a little bit more than jrcart...I think i had 664
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Old Nov 23, 2011 | 06:48 AM
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what are the mods for that 664rwhp?
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Old Nov 23, 2011 | 06:56 AM
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the search button is your friend as both of our builds are both well documented on this forum and the other popular forum...

s/c
fuel system
heads
intake
headers
exhaust
water tank
etc.
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Old Nov 23, 2011 | 08:10 AM
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Originally Posted by ecampbell
splitting hairs but if you want to be accurate, mine was on the dyno and produced just a little bit more than jrcart...I think i had 664
sorry Earl. I'm sure you are correct, but I havent seen your dyno graph before.
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Old Nov 23, 2011 | 08:12 AM
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no worries...Jim went about a 10th quicker than my best so in the end it dosent really matter.....
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Old Nov 23, 2011 | 11:44 AM
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Earl,
You and Jim crack me up!! Like two brothers competing for the title.
660 vs 664.

When are you getting a ram air hood?
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Old Nov 23, 2011 | 11:45 AM
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JspAMG also has extensive mods on his C63 but so far it has been a Show Queen and not tracked/dragged.
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Old Nov 23, 2011 | 11:47 AM
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Originally Posted by Dads C63
Earl,
You and Jim crack me up!! Like two brothers competing for the title.
660 vs 664.

When are you getting a ram air hood?
Yeah.....remember when Earl first posted about his "Hennessey BS" and all the back-and-forth? Now they hangout at the Hard Rock in Vegas together checking out chicks half their age. LOL!!!!
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Old Nov 23, 2011 | 11:49 AM
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Hey Keith,

To be honest when I joined the forum we didn't get along so well but that all changed after Vegas. He had to borrow my reg to get through the street car Tech and we have never looked back.

We push each other which keeps the R&D coming. If you think we are on each other now, the spring running should have you pissing yourself laughing!

Sin - Perhaps the casual look as you would look at anyone passing but checking out...never!

Last edited by ecampbell; Nov 23, 2011 at 11:52 AM.
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Old Nov 23, 2011 | 11:57 AM
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Earl,
Hope you guys can make it down here in January/February and we can do some racing together!! Have a great Thanksgiving!!
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Old Nov 23, 2011 | 11:57 AM
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Originally Posted by ecampbell
Sin - Perhaps the casual look as you would look at anyone passing but checking out...never!
They all start as a casual glance........LOL!
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Old Nov 23, 2011 | 06:29 PM
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Originally Posted by ecampbell
Hey Keith,

To be honest when I joined the forum we didn't get along so well but that all changed after Vegas. He had to borrow my reg to get through the street car Tech and we have never looked back.

We push each other which keeps the R&D coming. If you think we are on each other now, the spring running should have you pissing yourself laughing!

Sin - Perhaps the casual look as you would look at anyone passing but checking out...never!
so are you saying his car wasn't registered?
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Old Nov 23, 2011 | 07:02 PM
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Dodger...who said the car was not registered?

The registration was back at the hotel. Turn around time would have been an hour so he used mine.

Keith - when are you going to be in Floriday?

Last edited by ecampbell; Nov 23, 2011 at 07:05 PM.
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Old Nov 23, 2011 | 09:19 PM
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Originally Posted by ecampbell
Dodger...who said the car was not registered?

The registration was back at the hotel. Turn around time would have been an hour so he used mine.

Keith - when are you going to be in Floriday?
Earl,
I live in Central Florida. I heard you and Jim are coming here the first of the year?
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Old Nov 23, 2011 | 10:41 PM
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Kieth,

I am at my vacation property in fort Myers now...Roma and London are too cold...will PM you shortly
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Old Nov 23, 2011 | 11:12 PM
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The LS2 making 383whp is very subjective. You could put a LS2 vette 6 sppeed manual on a Dynojet and make that 383 whp but put a LS2 auto on a Dyno Dynamic Dyno and you get 360 whp.

I put 457whp/427lb-tq on my bone stock 2008 C6 Z06 on a Dynojet. Added LG motorsports and Killer bee air filter and only added 13whp(no tune though).
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Old Nov 23, 2011 | 11:34 PM
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Originally Posted by ecampbell
Dodger...who said the car was not registered?

The registration was back at the hotel. Turn around time would have been an hour so he used mine.

Keith - when are you going to be in Floriday?
No one I'm used to the registration being on the windsheild? Guess I didn't understand when u said he borrowed your registration
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Old Nov 24, 2011 | 10:10 PM
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Keith,

So if I can get my *** into gear I will have the car in Florida for the end of Jan or beginning of Feb. do you ave any specific events your hooting or?

E
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Old Nov 25, 2011 | 12:07 AM
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Originally Posted by ecampbell
Keith,

So if I can get my *** into gear I will have the car in Florida for the end of Jan or beginning of Feb. do you ave any specific events your hooting or?

E
Maybe sebring I went with Keith last Jan I believe
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