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Need Help Planning for Future....

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Need Help Planning for Future.... - 11/6/2007 9:04:58 AM   
Rugby Lock

 

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Ok, I'm looking at developing some long term plans.  My goal is to get into the 12's with my TB Charger.  Right now I have the CAI and will be having the JBA short tube headers installed this month.  After that I'll get the mid-pipes, either a Borla or Corsa Cat-Back exhaust and from what I hear on the forum a Preadator tuner may replace my SC.  I purchased an extended warranty when I bought my car so major work inside the engine is out for the moment.  What I plan on doing is buying the parts I need slowly but surely over the next few years and then when the warranty runs out take some time off and build the engine and drivetrain for some serious powah!

What I really need help with from you lot is what parts should I get and what tools should I plan on getting to make this happen.  Thanks for the help boyz!

< Message edited by Rugby Lock -- 11/6/2007 9:08:23 AM >
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RE: Need Help Planning for Future.... - 11/6/2007 12:54:04 PM   
IXLR8

 

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I do not want to seem negative, but sometimes the truth hurts.  Apparently when Dodge designed the 5.7L engine they pretty much maxed out it's potential from the factory.  The heads flow much better than their competitors, the specific power output is pretty good for an engine of it's size.  But... they made some design tradeoffs that cannot be easily undone.  The lower end of then engine cannot sustain any more power, and the transmission is nearly maxed out.  There are about a hundred specific reasons that it would not be a prudent decision to build your 5.7L engine to 550 hp, because that is what it would take to run in the low 12's.

Instead find yourself a 6.1L engine out of a wrecked SRT, or a crate motor, or....?  Build up that engine over time, and swap it in when the time is right.  Do some research and you will find that the SRT 6.1 L engine has significantly more potential than the 5.7L.  All things considered the SRT vehicle is a better overall car and worth the additional initial expense, if you are trying to build a quicker car.

The problem is that the car weighs 4,100 lbs.  It's too fat to be quick.  Trim 800 - 1,000 lbs off of it and it will do a 12 second 1/4 mile with the current engine, without modifications!

I know that is NOT the answer you were looking for, and although I do not intentionally try to kill threads, it seems when I reply to a problem with a logical solution (that no one wants to hear) the replies cease....

I would be interested to hear someone else do a cost vs benefit analysis that proves my theory incorrect...

It is not the engine that is keeping you out of the 12's, it is the frigging weight of the car, it is a hoss...

<slaps self>


_____________________________

I feel a need... a need for SPEED !!
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Only insecure people list mods...

(in reply to Rugby Lock)
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RE: Need Help Planning for Future.... - 11/6/2007 1:14:56 PM   
MangoInTX



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Thread killer!



j/k



LOL had to do it 

(in reply to IXLR8)
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RE: Need Help Planning for Future.... - 11/6/2007 1:23:46 PM   
MangoInTX



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Some RT folks with sidewinder cams/ported milled heads/headers/catback/cai/Predator B&G tuned are hitting high 12s.

(in reply to IXLR8)
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RE: Need Help Planning for Future.... - 11/6/2007 1:36:19 PM   
Rugby Lock

 

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I'm looking for any and all productive answers whether it's negative or not so thanks for the reply IXLR8.  To me it means that either I build the whole engine and tranny or lower my expectations correct?  How close to it do you think is reasonable and what would it take to get there?

(in reply to IXLR8)
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RE: Need Help Planning for Future.... - 11/6/2007 2:30:26 PM   
Nicky B

 

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If you think about it if you want high 12's N/A then its going to cost you atleast 3k most likely losing MDS cause of the cam you are going to need I'm not including performance heads cause they by themselves will cost atleast $1,500. But if you are willing to cheat then the basic bolt-on's full exhaust, LT's, intake, a performance chip, and 75shot of nitrous will get you deep into the 12's. A friend of mine has clocked a few 12.6's with 265's on the rear. All of that will get you over 400HP to the wheels and that is pushing the stock trans. I'm really starting to see that if you want anything faster then mid 12's then find yourselve a slightly used SRT, I have seen some 07's with only like 5k miles going for under $35,000. Cause the SRT's have alot of benefits over R/T most important are more HP out the box, transmisison that is almost 20% stronger then the R/T's, better brakes, and for the most part an engine that is alittle stronger built then the R/T's. The SRT trans can handle 500+HP but any higher and you are on the edge. And most SRT owners are running low 12's for under $1,200 just throwing on a healthy 75shot of nitrous and putting atleast 275's at the rear. I say if you want low 13's thats perfect for 5.7 just the bolt-ons I mentioned minus the nitrous with better rubber and there you go.

(in reply to Rugby Lock)
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RE: Need Help Planning for Future.... - 11/6/2007 4:15:32 PM   
IXLR8

 

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From: Katy, TX
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Yeah, a reply!

All right I killed it dead now... No more replies....

<fuse pulled>

_____________________________

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GMG Daytona
Only insecure people list mods...

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RE: Need Help Planning for Future.... - 11/12/2007 7:44:14 AM   
Rugby Lock

 

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quote:

ORIGINAL: IXLR8

Yeah, a reply!

All right I killed it dead now... No more replies....

<fuse pulled>

Not Quite!!! hehehe..

First off, thanks to all who replied as it has helped.  Since my TB is paid for getting a SRT isn't all that prudent so I'll just make do with what I have and since I don't plan on selling my TB I can take a long term(as in years) approach to building it.  It may not end up being the fastest thing on the road but it'll generata a few WTF's  :)

I've decided to go the N/A route with nitrous as S/C's just don't seem to be an option and too expensive!!  Right now I've got the CAI and the JBA Shorty's will be on this weekend(if any of you could direct me to threads on Shorty installs would be great on this or other forums.).  Then I'm going to get the mid-pipes w/hi-flo cats(prolly next month) and a Borla 112 exhaust(most likely in the spring) and from what I read the SC tuner may end up on ebay so I can get a predator tuner(yeah baby!).

I then plan on starting to slowly but surely buy parts for future upgrades:
Bigger wheels and tires(anyone know what the largest size in width that the car can accomodate?)
Cam (with proper lifters)
Heads
Stroker(any info anyone could provide)
TC(other suggestions for the drvetrain appreciated)

The engine and tranny parts will be bought one at a time most likely and stored till the warranty runs out and by then hopefully I'll have everything and can just take some time off of work and put it all in or have saved enough to have someone else do it(most likely :))

Thanks again boyz!

(in reply to IXLR8)
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RE: Need Help Planning for Future.... - 11/12/2007 9:06:46 PM   
1baddodge


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Rugby lock please look at my last thread in regards to Superchargers. It may answer alot of your questions. You are coming up with a plan of attack but you are going to be spending alot more money than you think. The Hemi motor is a great platform but one flaw I would have to say in my opinion is the pistons. With you wanting to add a S/C and a bottle your pistons will not be able to handle the HP and will shatter. Thus causing your motor to have a very bad day. Then you will be out more money than you can imagine, replacing the motor. Again please read my thread and if you have any more questions please ask. Also look at my gallery and you will see what I mean by your piston exploding cause I had one do it to me. So I do know what I am talking about. Good luck and keep us posted.

(in reply to Rugby Lock)
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RE: Need Help Planning for Future.... - 11/13/2007 8:20:10 AM   
Hardcharger


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IXLR8 and others,

When it comes to dropping weight on the chargers, what can be done?  I've already lost the reso's and spare.  Anything else: body work, chopping here and there, etc.  Thanks.

(in reply to IXLR8)
Post #: 10
RE: Need Help Planning for Future.... - 11/13/2007 10:41:38 AM   
Nicky B

 

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quote:

ORIGINAL: Hardcharger

IXLR8 and others,

When it comes to dropping weight on the chargers, what can be done?  I've already lost the reso's and spare.  Anything else: body work, chopping here and there, etc.  Thanks.


The only thing I can think and I have only seen this on one dodge charger but he had custom made carbon fiber hood, trunk, and the 2 front doors. All in all he said the carbon fiber shed almost 300pounds off his charger and he said that with that reduction he run consistent high 13's with just an intake. For a stroker motor check out thehemishop.com they have 370ci, 392ci, and 426ci stroker motors for sale. And the widest tries you can put on the charger is 275's which is enough grip untill you get over 450HP but if you want to go wider then that you must change out to different brakes.

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RE: Need Help Planning for Future.... - 11/15/2007 8:40:54 AM   
Rugby Lock

 

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I've read that there are good limits on how much larger you should go with a stroker kit but can't remember what they were.  Anyone remember?

(in reply to Nicky B)
Post #: 12
RE: Need Help Planning for Future.... - 11/18/2007 3:02:43 PM   
MangoInTX



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I haven't dug into the 5.7 stroking that much to say.  I know the cylinder thickness has a big bearing on home much you can bore and I don't know any of the limitation of the stroke length/compression.

(in reply to Rugby Lock)
Post #: 13
RE: Need Help Planning for Future.... - 11/19/2007 9:03:17 AM   
Nicky B

 

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quote:

ORIGINAL: Rugby Lock

I've read that there are good limits on how much larger you should go with a stroker kit but can't remember what they were.  Anyone remember?


Well for the R/T's anything bigger then the 370ci is pointless in my opinion. With that motor about 420HP N/A is plenty for me, thats a jump of about 120HP then a stock R/T. If you go any bigger then you better have deep deep pockets cause are going to need a stronger trans, better brakes, better tires, some work on the rear end, and some serious tuning. Now an SRT-8's stock parts can handle the 392ci kit which at 475HP-525HP which is serious business. The only thing you are really going to need to upgrade is the halfshafts, and some wide tires. For the srt trans over 500HP and you are on thin ice but it will make one sweet high 11second ride

(in reply to Rugby Lock)
Post #: 14
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