Electronics Need help wiring something up? Thinking of adding an electrical component to your car? Need help troubleshooting that wiring glitch?

Positive Battery Cable - help'a brutha out!

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Old Jul 13, 2009 | 10:20 AM
  #1  
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Car: '88 Sport Coupe - 383 Stroker
Positive Battery Cable - help'a brutha out!

Hey Guys n Gals -

I am wiring up my car for it's first breaths of life (project car going on 5 years now).

Because the car had no engine to start with (just a shell), I don't have a reference here. I'd like to see if someone can tell me where some cables go - should be easy.

So - the thick part of positive battery cable should go directly to the starter, correct?

I believe there should also be a small (10-14 gauge) wire that comes from the terminal to a small junction block near the battery. From that location, what cables come off, and where do they go?

Thanks, everyone!
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Old Jul 15, 2009 | 09:40 AM
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Car: '88 Sport Coupe - 383 Stroker
Re: Positive Battery Cable - help'a brutha out!

Anyone?

Bueller?
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Old Jul 15, 2009 | 11:30 AM
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From: Lexington, SC
Car: 1987 SC/1985 TA
Engine: 350/vortec/fitech
Transmission: T56
Axle/Gears: 3.27 9-bolt
Re: Positive Battery Cable - help'a brutha out!

[QUOTE=RedOctober;4218802]So - the thick part of positive battery cable should go directly to the starter, correct?
QUOTE]

Yes. The smaller lead should go through a fusible link to the ECM power lead that runs along the pass fenderwell.
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Old Jul 15, 2009 | 12:15 PM
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Car: '88 Sport Coupe - 383 Stroker
Re: Positive Battery Cable - help'a brutha out!

[QUOTE=naf;4221153]
Originally Posted by RedOctober
So - the thick part of positive battery cable should go directly to the starter, correct?
QUOTE]

Yes. The smaller lead should go through a fusible link to the ECM power lead that runs along the pass fenderwell.
Cool thanks. One thing - I forgot to state that this is an EFI to carb swap, so there is no ECM anymore.

So that fusable link to the junction post - what connects to that?

Also - how would one make a fusable link (what gauge wire, and/or in-line fuse would I use?)?

thanks everyone...
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Old Jul 15, 2009 | 01:24 PM
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From: Lexington, SC
Car: 1987 SC/1985 TA
Engine: 350/vortec/fitech
Transmission: T56
Axle/Gears: 3.27 9-bolt
Re: Positive Battery Cable - help'a brutha out!

If the ecm is gone you won't need to connect it.
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Old Jul 15, 2009 | 01:26 PM
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Car: '88 Sport Coupe - 383 Stroker
Re: Positive Battery Cable - help'a brutha out!

OK - so what else connects to that junction post? I'm guessing some wire needs to go from there to the alternator and/or fuse box. Anyone know the specifics (where the wire connects to, what color, what guage)?

Thanks, naf!
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Old Jul 15, 2009 | 04:32 PM
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From: Lexington, SC
Car: 1987 SC/1985 TA
Engine: 350/vortec/fitech
Transmission: T56
Axle/Gears: 3.27 9-bolt
Re: Positive Battery Cable - help'a brutha out!

Sorry forgot about the alternator connection. I'm out of town at a school for work and getting distracted. Your alternator wire should come out of that splice. All other power should come from the battery post, although I dimly recall some models may have pulled power for the rad fans from the battery? What model?
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Old Jul 15, 2009 | 04:54 PM
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Car: '88 Sport Coupe - 383 Stroker
Re: Positive Battery Cable - help'a brutha out!

Thanks naf... it's an 88 SC that I've turned into a carb setup (it was a 305 TBI).

One more question - it sounds like the main power to the under dash fuse box should come out of that junction box - what color should that one be?

I have to make the cable going from the battery to the junction post (passenger fender) - what cable type/size should I use?
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Old Jul 15, 2009 | 05:32 PM
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naf
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From: Lexington, SC
Car: 1987 SC/1985 TA
Engine: 350/vortec/fitech
Transmission: T56
Axle/Gears: 3.27 9-bolt
Re: Positive Battery Cable - help'a brutha out!

Originally Posted by RedOctober
Thanks naf... it's an 88 SC that I've turned into a carb setup (it was a 305 TBI).

One more question - it sounds like the main power to the under dash fuse box should come out of that junction box - what color should that one be?

I have to make the cable going from the battery to the junction post (passenger fender) - what cable type/size should I use?
Can't help on the wire color/size for that one. Sorry.
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