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gen3 hemi #1471056
07/20/13 08:24 PM
07/20/13 08:24 PM
Joined: Aug 2003
Posts: 3,101
cincinnati ohio
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mcat4321 Offline OP
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mcat4321  Offline OP
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cincinnati ohio
do any 5.7 hemi's have a forged crank?
i want to build a budget turbo engine.
looking at a JY engine 5.7 or 6.1 but man they are proud of those 6.1L
what would my best options be.. remember cheap! and boost, so the perfect flowing head is not all that important.
thanks fellows

Re: gen3 hemi [Re: mcat4321] #1471057
07/20/13 09:46 PM
07/20/13 09:46 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
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All 6.1's have forged cranks, as do 6.4's. All rods and pistons are too weak for moderate levels of boost. Pre '09 blocks are preferred ( no VVT) '09 and later 5.7 heads are a great economical choice. Blocks are good for 1000+ hp according to the magazines. Stock 6.1 cam is a great turbo cam


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: gen3 hemi [Re: Dave_S] #1471058
07/20/13 10:10 PM
07/20/13 10:10 PM
Joined: Aug 2003
Posts: 3,101
cincinnati ohio
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mcat4321 Offline OP
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cincinnati ohio
what is considered moderate boost?
i want to have a 6.1/6.4 with a turbo to run mid 10's at 3200lbs

Re: gen3 hemi [Re: mcat4321] #1471059
07/20/13 10:24 PM
07/20/13 10:24 PM
Joined: Jan 2003
Posts: 5,763
Hot Rod Ridge
FastmOp Offline
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Hot Rod Ridge
I have 10,000 miles on my 6.1 with the Procharger. It's making 5psi. It will throw a code every now and then and turn the CEL on but it's never anything major and the diablo preditor clears them right up
At 5psi and a few bolt ons it's 500hp to the wheels.

Re: gen3 hemi [Re: FastmOp] #1471060
07/21/13 04:19 PM
07/21/13 04:19 PM
Joined: Aug 2003
Posts: 3,101
cincinnati ohio
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mcat4321 Offline OP
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mcat4321  Offline OP
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Joined: Aug 2003
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cincinnati ohio
bump for the sunday crew

Re: gen3 hemi [Re: mcat4321] #1471061
07/21/13 09:23 PM
07/21/13 09:23 PM
Joined: Sep 2003
Posts: 10,645
Houston, Tx
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AlexP Offline
I Live Here
AlexP  Offline
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Posts: 10,645
Houston, Tx
It's the pistons more than rods. A little bit more lose top ring gap helps a ton with stock pistons.

8psi on a 5.7/6.1 is about max.


My Build thread: Let the hemi swap begin!

1968 wanna be pro touring whatchamacallit with some fancy stuff and a new roof skin.
Re: gen3 hemi [Re: AlexP] #1471062
07/23/13 05:32 PM
07/23/13 05:32 PM
Joined: Aug 2003
Posts: 3,101
cincinnati ohio
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mcat4321 Offline OP
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cincinnati ohio
TTT

Re: gen3 hemi [Re: Dave_S] #1471063
07/23/13 10:25 PM
07/23/13 10:25 PM
Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Dragula Offline
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Dragula  Offline
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Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Quote:

All 6.1's have forged cranks, as do 6.4's. All rods and pistons are too weak for moderate levels of boost. Pre '09 blocks are preferred ( no VVT) '09 and later 5.7 heads are a great economical choice. Blocks are good for 1000+ hp according to the magazines. Stock 6.1 cam is a great turbo cam




I like the hemi in the pic, what's the plan with that?


'70 Cuda,...605 EFI Hemi Street Car (6.20 best pass, 1.33 60ft)
https://www.youtube.com/watch?v=WYw6RA-k5Bk (6.25 at 108.75mph from inside car)
https://www.youtube.com/watch?v=3zQEb9uxFng (6.25 at 108mph from outside car)
https://www.youtube.com/watch?v=JCvfzsC4NgM (9.9)

'66 Barracuda AWB Stretched nose Blown 440 Car in build stage

'71 Duster Drag Car 400 Low Deck 512 best 6.002 at 115.44mph
https://www.youtube.com/watch?v=Znuo3jMUXTk
Re: gen3 hemi [Re: Dragula] #1471064
07/24/13 07:24 PM
07/24/13 07:24 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
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Dave_S  Offline
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Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Thanks. Its replacing the 512 in my Dart. Has a 76 mm turbo of a bus! Hope to be testing it this week end.


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: gen3 hemi [Re: Dave_S] #1471065
07/25/13 08:05 PM
07/25/13 08:05 PM
Joined: Sep 2003
Posts: 10,645
Houston, Tx
A
AlexP Offline
I Live Here
AlexP  Offline
I Live Here
A

Joined: Sep 2003
Posts: 10,645
Houston, Tx
Quote:

Thanks. Its replacing the 512 in my Dart. Has a 76 mm turbo of a bus! Hope to be testing it this week end.




What throttle body is that?


My Build thread: Let the hemi swap begin!

1968 wanna be pro touring whatchamacallit with some fancy stuff and a new roof skin.
Re: gen3 hemi [Re: Dave_S] #1471066
07/25/13 10:04 PM
07/25/13 10:04 PM
Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Dragula Offline
I Live Here
Dragula  Offline
I Live Here

Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Quote:

Thanks. Its replacing the 512 in my Dart. Has a 76 mm turbo of a bus! Hope to be testing it this week end.




We have a 5.7 hemi core down at the shop, and if I could package that in an A-body with a turbo and go bracket racing I would highly consider it...Our car has a 512 in it now running 10.1..Pleas post pics of the completed set-up.


'70 Cuda,...605 EFI Hemi Street Car (6.20 best pass, 1.33 60ft)
https://www.youtube.com/watch?v=WYw6RA-k5Bk (6.25 at 108.75mph from inside car)
https://www.youtube.com/watch?v=3zQEb9uxFng (6.25 at 108mph from outside car)
https://www.youtube.com/watch?v=JCvfzsC4NgM (9.9)

'66 Barracuda AWB Stretched nose Blown 440 Car in build stage

'71 Duster Drag Car 400 Low Deck 512 best 6.002 at 115.44mph
https://www.youtube.com/watch?v=Znuo3jMUXTk
Re: gen3 hemi [Re: Dragula] #1471067
07/25/13 10:27 PM
07/25/13 10:27 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
enthusiast
Dave_S  Offline
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Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
That is a 90mm Chinese E-bay special! The intercooler is an E-bay piece too. 120 lb/hr injectors, MegaSquirt 3 controlling the fuel and spark. Powerglide with 4000 stall 9.5 inch converter.


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: gen3 hemi [Re: Dave_S] #1471068
07/25/13 10:29 PM
07/25/13 10:29 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
enthusiast
Dave_S  Offline
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Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Turbo


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: gen3 hemi [Re: Dave_S] #1471069
07/26/13 12:16 AM
07/26/13 12:16 AM
Joined: Sep 2003
Posts: 10,645
Houston, Tx
A
AlexP Offline
I Live Here
AlexP  Offline
I Live Here
A

Joined: Sep 2003
Posts: 10,645
Houston, Tx
Quote:

That is a 90mm Chinese E-bay special! The intercooler is an E-bay piece too. 120 lb/hr injectors, MegaSquirt 3 controlling the fuel and spark. Powerglide with 4000 stall 9.5 inch converter.





Link? I'm interested in that adapter plate.


My Build thread: Let the hemi swap begin!

1968 wanna be pro touring whatchamacallit with some fancy stuff and a new roof skin.
Re: gen3 hemi [Re: AlexP] #1471070
07/26/13 10:32 AM
07/26/13 10:32 AM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
enthusiast
Dave_S  Offline
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Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
The plate was includes with the t/body


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: gen3 hemi [Re: Dave_S] #1471071
07/26/13 02:02 PM
07/26/13 02:02 PM
Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Dragula Offline
I Live Here
Dragula  Offline
I Live Here

Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Tough to tell, but it looks like you stuck the big turbo off to the lower passenger side...

If I were to do one, I would also go with a single as you did, but I would put it front & center and split the radiator into two halves with each half in the front of the fender well on each side. Its a drag car and no inner fenders similar to yours. Where did you get the engine plate?

I would not be using an intercooler as you did and instead would just use Meth injection to keep it simple for racing. Same with the induction on my end as I would start with a blow thru carb and transition to MFI.

I like what you have, curious what the Hp goal and potential are?

What Ci is the engine?
Which heads?

Last edited by Dragula; 07/26/13 02:04 PM.

'70 Cuda,...605 EFI Hemi Street Car (6.20 best pass, 1.33 60ft)
https://www.youtube.com/watch?v=WYw6RA-k5Bk (6.25 at 108.75mph from inside car)
https://www.youtube.com/watch?v=3zQEb9uxFng (6.25 at 108mph from outside car)
https://www.youtube.com/watch?v=JCvfzsC4NgM (9.9)

'66 Barracuda AWB Stretched nose Blown 440 Car in build stage

'71 Duster Drag Car 400 Low Deck 512 best 6.002 at 115.44mph
https://www.youtube.com/watch?v=Znuo3jMUXTk
Re: gen3 hemi [Re: Dragula] #1471072
07/26/13 09:45 PM
07/26/13 09:45 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
enthusiast
Dave_S  Offline
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Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
I financed the whole project with the sale of my old engine and trans, so I had to keep it simple, ie: no dual radiators. I thought of meth injection, but for simplicity you cant beat an intercooler.....no moving parts! The motor plate is from www.aeicnc.com. It allows you to use a BBC water pump, which is about 1/3 the price of a Hemi one.
I have Eagle heads that I ported myself with a .020 over 5.7
As for performance goals....after all this work if its not faster than the 512....my wife will prob. kill me!!!


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: gen3 hemi [Re: Dave_S] #1471073
07/30/13 01:02 PM
07/30/13 01:02 PM
Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Dragula Offline
I Live Here
Dragula  Offline
I Live Here

Joined: May 2004
Posts: 12,418
Taxes & Virus's R-US, NY
Quote:

As for performance goals....after all this work if its not faster than the 512....my wife will prob. kill me!!!




LOL..

We have a 5.7 core down at the shop, so I am curious. Did you flow the heads after you ported them? Been contemplating what to do this winter. And curious what power a 392/5.7 makes...Talked to Midwest Turbo and they quoted me a S475 with an 83mm wheel and 110AR for $650...Lot cheaper than a Procharger.

I also have a 408 W2 motor been trying to sell, we also have a 400 block down at the shop, and we have the 5.7 Hemi core down at the shop. Just need to figure out what to do...The W2 will probably go in, and then decide on the ultimate plan/goal.

I like the engine plate, the smaller cubes and less weight of the 5.7 and some kind of boost....Curious what the cost to go turbo would be. Can you use the stock exhaust manifolds but reversed for a turbo set-up? or where did you get the headers?

Last edited by Dragula; 07/30/13 02:07 PM.

'70 Cuda,...605 EFI Hemi Street Car (6.20 best pass, 1.33 60ft)
https://www.youtube.com/watch?v=WYw6RA-k5Bk (6.25 at 108.75mph from inside car)
https://www.youtube.com/watch?v=3zQEb9uxFng (6.25 at 108mph from outside car)
https://www.youtube.com/watch?v=JCvfzsC4NgM (9.9)

'66 Barracuda AWB Stretched nose Blown 440 Car in build stage

'71 Duster Drag Car 400 Low Deck 512 best 6.002 at 115.44mph
https://www.youtube.com/watch?v=Znuo3jMUXTk
Re: gen3 hemi [Re: Dragula] #1471074
07/30/13 10:22 PM
07/30/13 10:22 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
enthusiast
Dave_S  Offline
enthusiast

Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
I doubt any manifold would fit. It's a tight fit. I made the headers. I bought a set of shorty headers for a 5.7 Charger.......not even close! So I cut off the flanges and ordered a header kit for a SBC. I probably can make another set with the amount of tubing left over. It was a challenge, but they turned out pretty good.


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: gen3 hemi [Re: Dave_S] #1471075
07/30/13 10:24 PM
07/30/13 10:24 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline
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Dave_S  Offline
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Joined: Jan 2003
Posts: 344
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See how tight?


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
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