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70 charger ground #901986
01/11/11 01:14 PM
01/11/11 01:14 PM
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Posts: 73
louisiana
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mopar70charger Offline OP
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mopar70charger  Offline OP
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louisiana
is there any ground wire or anything for the automatic transmission 727 with 400 big block..

Re: 70 charger ground [Re: mopar70charger] #901987
01/11/11 01:34 PM
01/11/11 01:34 PM
Joined: Mar 2007
Posts: 3,285
West Coast, USA
jbc426 Offline
master
jbc426  Offline
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West Coast, USA
I'm not positive, but I believe it grounds through one of the top engine/ trans bolts to the firewall.


1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's
1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)
Re: 70 charger ground [Re: jbc426] #901988
01/11/11 01:52 PM
01/11/11 01:52 PM
Joined: Jan 2003
Posts: 32,944
Grand Prairie,Texas
stumpy Offline
I Win
stumpy  Offline
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Posts: 32,944
Grand Prairie,Texas
No ground wire. The trans is grounded by being bolted to the motor and linkage etc.

Re: 70 charger ground [Re: stumpy] #901989
01/11/11 06:14 PM
01/11/11 06:14 PM
Joined: Oct 2010
Posts: 606
Montana
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Yancy Derringer Offline
mopar
Yancy Derringer  Offline
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Posts: 606
Montana
Quote:

No ground wire. The trans is grounded by being bolted to the motor and linkage etc.




Well, none of it is "grounded" unless it's actually hooked to something.

Basically, a front mount battery needs to be grounded to the engine, which handles the heavy starter current.

The regulator, mounted on the body, as well as accessories such as lights and heater, need to be grounded to the battery neg. So there needs to be AT LEAST one big jumper from the engine to the body, or from the battery neg. to the body.

If the battery is in the trunk, the battery will be grounded to the body. A nice big jumper needs to be from the engine to the body

Re: 70 charger ground [Re: mopar70charger] #901990
01/11/11 06:35 PM
01/11/11 06:35 PM
Joined: Jun 2003
Posts: 21,442
It's a dry heat
gtx6970 Offline
Too Many Posts
gtx6970  Offline
Too Many Posts

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Posts: 21,442
It's a dry heat
Beginning in 1970, the only ground 'wire' is the one off the negative battery cable to the radiator support and then the primary ground lead for the engine and trans is the neg bat cable to the engine

Re: 70 charger ground [Re: mopar70charger] #901991
01/11/11 06:59 PM
01/11/11 06:59 PM
Joined: Jan 2003
Posts: 24,562
Brookeville, Md
Mr.Yuck Offline
Not enough dumb comments...yet
Mr.Yuck  Offline
Not enough dumb comments...yet

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Posts: 24,562
Brookeville, Md
well since the 400 wasn't in a 70 Charger I'm guessing your trans might be off the 400? maybe some late modle 400 cars had somekind of ground. A 70 charger does not have any wires coming off the trans except the N/S switch.


[IMG]http://i66.tinypic.com/pui5j.jpg[/IMG]
Coming soon!!!!
Re: 70 charger ground [Re: Mr.Yuck] #901992
01/11/11 08:19 PM
01/11/11 08:19 PM
Joined: Jul 2010
Posts: 73
louisiana
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mopar70charger Offline OP
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louisiana
thanks to all and to mr. yuck..how's your motor coming..

Re: 70 charger ground [Re: mopar70charger] #901993
01/11/11 09:18 PM
01/11/11 09:18 PM
Joined: Jan 2003
Posts: 24,562
Brookeville, Md
Mr.Yuck Offline
Not enough dumb comments...yet
Mr.Yuck  Offline
Not enough dumb comments...yet

Joined: Jan 2003
Posts: 24,562
Brookeville, Md
Quote:

thanks to all and to mr. yuck..how's your motor coming..




done and in, just have to get the new fuel system in. can you take a picture of the wire?







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