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Re: what makes the new hemi cars so fast [Re: BobR] #1563576
01/17/14 04:03 PM
01/17/14 04:03 PM
Joined: Sep 2004
Posts: 2,091
oberlin, Ohio
Rapid340 Offline
top fuel
Rapid340  Offline
top fuel

Joined: Sep 2004
Posts: 2,091
oberlin, Ohio
Quote:

It's the cylinder head for the most part.




I tend to agree, that is the short answer. Of course the surrounding components support it as well.


1971 Factory Appearing Duster 340 11.000 @ 122 mph
Re: what makes the new hemi cars so fast [Re: Rapid340] #1563577
01/17/14 06:42 PM
01/17/14 06:42 PM
Joined: Feb 2011
Posts: 4,302
Nebraska
72Swinger Offline
master
72Swinger  Offline
master

Joined: Feb 2011
Posts: 4,302
Nebraska
Cam is high in tunnel, makes for short pushrods/lighter valvetrain.


Mopar to the bone!!!
Re: what makes the new hemi cars so fast [Re: scottb] #1563578
01/17/14 08:41 PM
01/17/14 08:41 PM
Joined: May 2004
Posts: 2,864
IN
Irun5snd8th Offline
master
Irun5snd8th  Offline
master

Joined: May 2004
Posts: 2,864
IN
Quote:

I have a SRT8 super bee drove it to Norwalk got 22 mpg raced it off the highway to a 12.57 at 112 its hard to complain about the new cars power they make I also like the 4 dr charger super bee it is a lot easier to get my grand daughter out of her car seat



Thats not a stock SRT8 is it? If so what year? When the Challengers first came out the SRT8's were running low 14's and high 13's and the RT's were actually quicker.


AFCO, Rons Fuel Injection sponsored Dodge Challenger Mention Street Lethal Motorsports
Re: what makes the new hemi cars so fast [Re: BobR] #1563579
01/18/14 12:16 AM
01/18/14 12:16 AM
Joined: Jan 2003
Posts: 27,421
Balt. Md
3
383man Offline
Too Many Posts
383man  Offline
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3

Joined: Jan 2003
Posts: 27,421
Balt. Md
Quote:

Quote:

It's the cylinder head for the most part.




I have a '70 Challenger T/A with a 416, street roller cam, fully ported Eddy heads, a warmed over 6 pak, 4 speed, Strange Dana 60 with 4.10 gears. It dyno'd at 499 hp. My wife has a bone stock 2013 Cadillac CTS/V. I would be embarrassed to race her with my Dodge. Don't even ask me about my ZR1 Corvette.




You dont think your Challenger would smack your wifes Caddy ? I mean the Caddy is a 12 second ride right ? I would think your Challenger is an easy 11 second ride as them smallblock strokers run good. Ron

Re: what makes the new hemi cars so fast [Re: Rapid340] #1563580
01/18/14 12:45 AM
01/18/14 12:45 AM
Joined: Jan 2005
Posts: 597
Lost in the 70's
440gtx6 Offline
mopar
440gtx6  Offline
mopar

Joined: Jan 2005
Posts: 597
Lost in the 70's
Quote:

Its forty five years of advances in everything from R&D to manufacturing (computer modeling and simulation, machine control etc).

Lets face it, most of us have been playing with antiques for the last 20 years or more.

I would be ordering a new hemi challenger if they were at least 500 lbs lighter. I just cant get real excited about performance car that pushes 4200 lbs.






We can make a car go faster now and in style but it's been over 40 years and we haven't made it back to the moon.



69 EF8 GTX 440 auto
72 EB5 RR/GTX 440 auto
70 EW1 GTX 440-6 4 spd
70 EF8 Satellite 318 auto (452 coming soon)
70 FK5 Satellite 318 auto
71 FC7 Cuda 340 4 spd
Re: what makes the new hemi cars so fast [Re: Irun5snd8th] #1563581
01/18/14 01:28 AM
01/18/14 01:28 AM
Joined: Jan 2008
Posts: 4,255
Canada
WO23Coronet Offline
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WO23Coronet  Offline
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Joined: Jan 2008
Posts: 4,255
Canada
Quote:

Quote:

I have a SRT8 super bee drove it to Norwalk got 22 mpg raced it off the highway to a 12.57 at 112 its hard to complain about the new cars power they make I also like the 4 dr charger super bee it is a lot easier to get my grand daughter out of her car seat



Thats not a stock SRT8 is it? If so what year? When the Challengers first came out the SRT8's were running low 14's and high 13's and the RT's were actually quicker.




I'm guessing his times are for a stock car, guys are even running low 12's with stock SRT's

I don't know which SRT's your referring to running low 14's, but even a stock 6.1 SRT is a low 13/high 12 car in good air.

Re: what makes the new hemi cars so fast [Re: Rapid340] #1563582
01/18/14 11:35 AM
01/18/14 11:35 AM
Joined: Feb 2005
Posts: 1,557
New Smyrna Beach FL
S
scottb Offline
pro stock
scottb  Offline
pro stock
S

Joined: Feb 2005
Posts: 1,557
New Smyrna Beach FL
It is a 2012 Super bee bone stock except for a CAI they say there should go mid 12 at 115 and a top end speed of 175 ive had mine to 162 and was still pulling not bad for a car that weighs 4480 with me in it.Over at lx forums there is some srt8 going low 12 with a tune

Re: what makes the new hemi cars so fast [Re: WO23Coronet] #1563583
01/18/14 11:37 AM
01/18/14 11:37 AM
Joined: Mar 2005
Posts: 1,550
Michigan
K
Kiddart Offline
pro stock
Kiddart  Offline
pro stock
K

Joined: Mar 2005
Posts: 1,550
Michigan
These are the forums I like to read. There is so much information just in the talking and sharing of what some think is general information but it’s not. This is the outcome of research and development, trial and error. The best part it was all done on Chrysler, Ford and GM’s dime. We are now lucky enough to get the opportunity to take all this put it in our older cars and really enjoy them. I know this all comes with a big price tag, if I get the opportunity to sell my 415 Indy small block I will most defiantly be purchasing a 6.1 or 6.4 motor and Trans and put it in my dart sport. How can you not want to do that? To be able to drive the car on a 40 degree day would be awesome. And not spend $8 dollars a gallon. I like it and please don’t hate the fact that a new Gen Hemi doesn’t look awesome between the frame rails of our older cars.

Bad Sport


Thank you
Kiddart
Re: what makes the new hemi cars so fast [Re: Kiddart] #1563584
01/18/14 12:16 PM
01/18/14 12:16 PM
Joined: Jan 2003
Posts: 20,177
Park Forest, IL
slantzilla Online content
Too Many Posts
slantzilla  Online Content
Too Many Posts

Joined: Jan 2003
Posts: 20,177
Park Forest, IL
The 6 speed SRT's are a handful to launch. I was told on the Challenger board I would be lucky to get a mid-14 out of mine. I put it in the 13's on the second pass. It will literally go sideways in 3rd gear. 1st and 2nd will wheelhop like crazy too. Mine weighs 4540 w/me in it.

I have seen bone stock automatic 6.1's run low 13's all day long.

We have a member here who took one pass in his auto 6.4 and went 12.90's.


"Everybody funny, now you funny too."
Re: what makes the new hemi cars so fast [Re: slantzilla] #1563585
01/18/14 02:01 PM
01/18/14 02:01 PM
Joined: Jan 2003
Posts: 269
Kansas wishing I was in Ohio
S
SeanD Offline
enthusiast
SeanD  Offline
enthusiast
S

Joined: Jan 2003
Posts: 269
Kansas wishing I was in Ohio
It is not just the hemis', I recenty drove a '12 Challenger with the VVT 6 and it is amazingly quick for a 6. Granted it was not driven at the track but I could tell it is quicker than my '70 340-4spd Dart.

Last edited by SeanD; 01/18/14 02:11 PM.
Re: what makes the new hemi cars so fast [Re: slantzilla] #1563586
01/18/14 02:03 PM
01/18/14 02:03 PM
Joined: Mar 2013
Posts: 47
CO
N
Nitrojunkee Offline
member
Nitrojunkee  Offline
member
N

Joined: Mar 2013
Posts: 47
CO
I love Mopar. But, the new "Hemi" cars are dogs. Especially compared to the Coyote powered 5.0 Mustangs. Not to mention, what Dodge wants for a new SRT8 Challenger, is a joke. You can get a brand new 5.0 Mustang for under $30k, and it will run circles around that lard butted, over priced and underpowered Challenger all day... On any form of track racing.

Re: what makes the new hemi cars so fast [Re: Nitrojunkee] #1563587
01/18/14 04:39 PM
01/18/14 04:39 PM
Joined: Apr 2007
Posts: 2,026
Trumbull,CT.
J
jim sciortino Offline
top fuel
jim sciortino  Offline
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J

Joined: Apr 2007
Posts: 2,026
Trumbull,CT.
Quote:

I love Mopar. But, the new "Hemi" cars are dogs. Especially compared to the Coyote powered 5.0 Mustangs. Not to mention, what Dodge wants for a new SRT8 Challenger, is a joke. You can get a brand new 5.0 Mustang for under $30k, and it will run circles around that lard butted, over priced and underpowered Challenger all day... On any form of track racing.


The extreme weight of the Chally is embarrassing and prevents me from considering one.

It might as well be a 300C.

Re: what makes the new hemi cars so fast [Re: jim sciortino] #1563588
01/18/14 05:30 PM
01/18/14 05:30 PM
Joined: Dec 2005
Posts: 3,589
Topeka Kansas
K
ksj Online content
master
ksj  Online Content
master
K

Joined: Dec 2005
Posts: 3,589
Topeka Kansas
I'll keep my overweight '12 Challenger R/T. Bang for the buck is the Mustang.Look at the fit and finish on a Mustang.Cheaply made and the Interiors stink.I couldn't get comfortable in one.The Camaro is not any better.I could never get my left arm in a comfortable position no matter how I sat in it.Camaro is the worst of the 3 when it comes to blind spots.My best is 13.79@105 best bone stock 6 spd I'll keep it.

Re: what makes the new hemi cars so fast [Re: moparmafia] #1563589
01/18/14 07:15 PM
01/18/14 07:15 PM
Joined: Jan 2003
Posts: 25,791
Rio Linda, CA
John_Kunkel Offline
Too Many Posts
John_Kunkel  Offline
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Posts: 25,791
Rio Linda, CA
One word..."computer".

I've often wondered what Top Fuel cars could achieve with total computer control.


The INTERNET, the MISinformation superhighway
Re: what makes the new hemi cars so fast [Re: John_Kunkel] #1563590
01/18/14 07:42 PM
01/18/14 07:42 PM
Joined: Dec 2006
Posts: 506
Texas Afghanistan Iraq etc.
D
DakFink Offline
mopar
DakFink  Offline
mopar
D

Joined: Dec 2006
Posts: 506
Texas Afghanistan Iraq etc.
Quote:

One word..."computer".

I've often wondered what Top Fuel cars could achieve with total computer control.





Exactlly! With out the Computer Controlling timing, and Ignition all the other improvements wouldn't be possible, nor as efficient.

Re: what makes the new hemi cars so fast [Re: ksj] #1563591
01/18/14 08:25 PM
01/18/14 08:25 PM
Joined: Jan 2003
Posts: 20,177
Park Forest, IL
slantzilla Online content
Too Many Posts
slantzilla  Online Content
Too Many Posts

Joined: Jan 2003
Posts: 20,177
Park Forest, IL
Quote:

I'll keep my overweight '12 Challenger R/T. Bang for the buck is the Mustang.Look at the fit and finish on a Mustang.Cheaply made and the Interiors stink.I couldn't get comfortable in one.The Camaro is not any better.I could never get my left arm in a comfortable position no matter how I sat in it.Camaro is the worst of the 3 when it comes to blind spots.My best is [Email]13.79@105[/Email] best bone stock 6 spd I'll keep it.




My short list of cars was another GTO, a Mustang, or a Challenger. Goat was the first off the list. I looked at a Challenger sitting next to an'08 GT Mustang. I couldn't even get myself to open the door on the Mustang.


"Everybody funny, now you funny too."
Re: what makes the new hemi cars so fast [Re: slantzilla] #1563592
01/18/14 08:41 PM
01/18/14 08:41 PM
Joined: Feb 2004
Posts: 2,495
Richmond , Virginia
BEEQUIK Offline
top fuel
BEEQUIK  Offline
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Joined: Feb 2004
Posts: 2,495
Richmond , Virginia
I have an 11 SRT challenger with the 6.4 and an auto. I have gone 12.82 so far @ 113 mph. It has a 3" catback and a cold air intake,nothing more. This car weighs 4175 lbs without driver and 3.06 rear gears. Soo it will not 60ft at all, best I've had is a 1.97. Put in a 3400 stall and a set of 3.92's and it should be a very low 12 second car. I work at a ford dealer and I know the coyote mustangs are quick but they are also 600 lbs. lighter.You decide. Most people that say they don't like the new challenger haven't driven one. :drive
the second video is in car on a 12.84 pass.

http://www.youtube.com/watch?v=-0PVfGWKDwA

http://www.youtube.com/watch?v=ypQByeIpV50

Last edited by BEEQUIK; 01/19/14 03:05 PM.
Re: what makes the new hemi cars so fast [Re: blowndart] #1563593
01/19/14 12:02 AM
01/19/14 12:02 AM
Joined: Feb 2011
Posts: 4,302
Nebraska
72Swinger Offline
master
72Swinger  Offline
master

Joined: Feb 2011
Posts: 4,302
Nebraska
I love the looks of a new Challenger until I realize it weighs as much as a 4 door 300 or Charger. At least with a Charger the weight is justified and I would rather have a fast 4 door than an overweight porky Challenger.


Mopar to the bone!!!
Re: what makes the new hemi cars so fast [Re: 72Swinger] #1563594
01/19/14 12:45 AM
01/19/14 12:45 AM
Joined: Dec 2005
Posts: 9,719
Home
S
SRT6776 Offline
I hate internal combustion engines!
SRT6776  Offline
I hate internal combustion engines!
S

Joined: Dec 2005
Posts: 9,719
Home
2012 Charger SRT8 Super Bee. Bone stock + 275 drag radials (the ones you can actually daily drive with, not M/T's and a canned tune from Diablo)

= 11.92

http://www.lxforums.com/board/showthread.php/333714-New-PB-MEXI-breaks-11-s-in-n-a-12-superbee

Re: what makes the new hemi cars so fast [Re: SRT6776] #1563595
01/19/14 01:01 AM
01/19/14 01:01 AM
Joined: Dec 2005
Posts: 3,589
Topeka Kansas
K
ksj Online content
master
ksj  Online Content
master
K

Joined: Dec 2005
Posts: 3,589
Topeka Kansas
Ok 60 ft. LOL WOW!! Congrats!! I should have got an Auto but is what it is.Wish we had 93 around here. What brand and size for the DRs?

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