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California-Built 1970 Coronet R/T Fuel Issues: HELP! #2377872
09/27/17 06:55 PM
09/27/17 06:55 PM
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Posts: 412
Jackson, Mississippi
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CornDogsCharger Offline OP
mopar
CornDogsCharger  Offline OP
mopar
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Posts: 412
Jackson, Mississippi
Hey guys, I've been searching and haven't really found an answer to this. We've got a 1970 Dodge Coronet R/T in the shop working out some fuel issues. I'm trying to eliminate what may not be correct first, and then go from there. The car is a 440, 4bbl, 4spd, Dana rear end, w/ N96 ("Ramcharger" induction), and is a factory E.C.S. (California Emissions) car.

Two questions:
1. Does anyone have a schematic or pictures of where the additional ECS-specific emission hoses go under the hood? If you have pictures, I'd like for it to be of a correctly restored car, survivor, etc.

2. On a factory ECS car, should there be a fuel separator between the fuel pump and carb... like many big blocks had.

Thanks for your help!!
-Justin


1966 Dodge Charger
1968 Plymouth Satellite (Un-Restored "Survivor")
1969 Dodge Charger (W.B. General Lee)
1969 Dodge Charger (Future DMCL Clone)
1969 Dodge Super Bee, 383 4spd
Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: CornDogsCharger] #2377895
09/27/17 07:46 PM
09/27/17 07:46 PM
Joined: Jan 2003
Posts: 29,651
Hamtramck, PA
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Alaskan_TA Offline
Fluffy Balladeer
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Fluffy Balladeer
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Joined: Jan 2003
Posts: 29,651
Hamtramck, PA

Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: CornDogsCharger] #2378209
09/28/17 12:19 PM
09/28/17 12:19 PM
Joined: Mar 2008
Posts: 9,550
Sacramento CA
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Morty426 Offline
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Morty426  Offline
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Joined: Mar 2008
Posts: 9,550
Sacramento CA
Originally Posted By CornDogsCharger
Hey guys, I've been searching and haven't really found an answer to this. We've got a 1970 Dodge Coronet R/T in the shop working out some fuel issues. I'm trying to eliminate what may not be correct first, and then go from there. The car is a 440, 4bbl, 4spd, Dana rear end, w/ N96 ("Ramcharger" induction), and is a factory E.C.S. (California Emissions) car.

Two questions:
1. Does anyone have a schematic or pictures of where the additional ECS-specific emission hoses go under the hood? If you have pictures, I'd like for it to be of a correctly restored car, survivor, etc.

2. On a factory ECS car, should there be a fuel separator between the fuel pump and carb... like many big blocks had.

Thanks for your help!!
-Justin


1. There is a hose from the carb bowl vent to the three nipple breather on the valve cover. Then another hose from the three nipple breather to a metal line on the passenger side inner fender. This line runs back to the vapor separator in the trunk.

2. There is a fuel separator because it is a 440. It has nothing to do with ECS.

Note the should be three fuel lines :
one 3/8" that goes from the fuel sender to the fuel pump
one 5/16" that goes from the fuel sender return to the fuel separator
one 5/16" that goes from the three nipple breather to the vapor separator in the trunk

Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: CornDogsCharger] #2378216
09/28/17 12:35 PM
09/28/17 12:35 PM
Joined: Jan 2003
Posts: 3,682
South San Francisco, Ca
70sixpkrt Offline
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70sixpkrt  Offline
master

Joined: Jan 2003
Posts: 3,682
South San Francisco, Ca
how's this:


[img]http://www.imgur.com/hxlGUJt.gif[/img]
4-speed
3:54 Dana
13.01 @107.93 with street tires (not hooking up)
Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: 70sixpkrt] #2378221
09/28/17 12:40 PM
09/28/17 12:40 PM
Joined: Jan 2003
Posts: 3,682
South San Francisco, Ca
70sixpkrt Offline
master
70sixpkrt  Offline
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Posts: 3,682
South San Francisco, Ca
Fuel Vapor Canister:

carter_pumpp.jpg

[img]http://www.imgur.com/hxlGUJt.gif[/img]
4-speed
3:54 Dana
13.01 @107.93 with street tires (not hooking up)
Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: 70sixpkrt] #2378233
09/28/17 12:51 PM
09/28/17 12:51 PM
Joined: Feb 2012
Posts: 4,452
Morristown Tn.
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71birdJ68 Offline
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71birdJ68  Offline
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Morristown Tn.
Remember, that none of the repo casters have the .060 office in the return nipple like the originals did, so you will have to make your own. If you don't then your fuel pressure, and flow would probably be low.

Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: 70sixpkrt] #2378245
09/28/17 12:58 PM
09/28/17 12:58 PM
Joined: Sep 2007
Posts: 14,889
up yours
Supercuda Offline
About to go away
Supercuda  Offline
About to go away

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Posts: 14,889
up yours
Originally Posted By 70sixpkRT
how's this:


Gee, where's that picture come from?

Oh the FSM, wonder why someone doesn't get one and use it.


They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.
Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: Supercuda] #2378565
09/28/17 11:41 PM
09/28/17 11:41 PM
Joined: Mar 2008
Posts: 9,550
Sacramento CA
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Morty426 Offline
master
Morty426  Offline
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Joined: Mar 2008
Posts: 9,550
Sacramento CA
Originally Posted By Supercuda
Originally Posted By 70sixpkRT
how's this:


Gee, where's that picture come from?

Oh the FSM, wonder why someone doesn't get one and use it.



Because not everyone is loaded like you and me.

Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: Morty426] #2379742
10/01/17 03:54 AM
10/01/17 03:54 AM
Joined: Dec 2003
Posts: 10,938
Spokane Valley, WA
Big Bad Bee Offline
I Live Here
Big Bad Bee  Offline
I Live Here

Joined: Dec 2003
Posts: 10,938
Spokane Valley, WA
Originally Posted By Morty426
Originally Posted By Supercuda
Originally Posted By 70sixpkRT
how's this:


Gee, where's that picture come from?

Oh the FSM, wonder why someone doesn't get one and use it.



Because not everyone is loaded like you and me.


You don't have to be drunk to own an FSM. But it helps.


I’m listening.
Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: Big Bad Bee] #2380052
10/01/17 05:18 PM
10/01/17 05:18 PM
Joined: Mar 2008
Posts: 9,550
Sacramento CA
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Morty426 Offline
master
Morty426  Offline
master
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Joined: Mar 2008
Posts: 9,550
Sacramento CA
Originally Posted By Big Bad Bee
Originally Posted By Morty426
Originally Posted By Supercuda
Originally Posted By 70sixpkRT
how's this:


Gee, where's that picture come from?

Oh the FSM, wonder why someone doesn't get one and use it.



Because not everyone is loaded like you and me.


You don't have to be drunk to own an FSM. But it helps.


LOL

Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: Morty426] #2380515
10/02/17 12:18 PM
10/02/17 12:18 PM
Joined: Feb 2003
Posts: 16,145
Mesa, Arizona
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dart4forte Offline
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Joined: Feb 2003
Posts: 16,145
Mesa, Arizona
I had a 71 Charger with the ECS. The problem was I would get vapor lock on a hot day. Bought the car in the spring. Didn't drive it that much. When we restored the car the lines going into the new tank were blocked off. I left the return line in the eventI decided to go FI.
Blocking off the lines solved the problem.


“So if it’s on the internet it must be true”

Abe Lincoln
Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: CornDogsCharger] #2380705
10/02/17 05:20 PM
10/02/17 05:20 PM
Joined: Jan 2003
Posts: 29,651
Hamtramck, PA
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Alaskan_TA Offline
Fluffy Balladeer
Alaskan_TA  Offline
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Joined: Jan 2003
Posts: 29,651
Hamtramck, PA
1970 cars have ECS.

1971 cars have NOx.

They are not the same.

Re: California-Built 1970 Coronet R/T Fuel Issues: HELP! [Re: Alaskan_TA] #2381063
10/03/17 02:17 AM
10/03/17 02:17 AM
Joined: Mar 2008
Posts: 9,550
Sacramento CA
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Morty426 Offline
master
Morty426  Offline
master
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Joined: Mar 2008
Posts: 9,550
Sacramento CA
Originally Posted By Alaskan_TA
1970 cars have ECS.

1971 cars have NOx.

They are not the same.


1970 California cars have ECS

All 71 cars have ECS

Some engines in 71 got NOx







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