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Finally replaced the fusible links!


cygnusx1

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With two SCOSCHE brand distribution blocks from Walmart. They cost about $15 each and I also bought a misc. pack of Maxi fuses for $5. I mounted them to a peice of 4.75" x 4.5" stainless sheet. I screwed that plate to the tap holes that held the front fusible link box.

 

646279277_vGPhK-XL.jpg

 

646279379_oHkmF-XL.jpg

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Looking great! I did that to mine and it fixed my charging issue.

 

Getting the Amp numbers off the Atlantic Z car site - The Beige fuse is 80 Amp, the Green is 30 [like the fuses that come with the Scoche block] and the Reds are 50 Amp. Just letting you know :)

 

Here is the only picture I have:

 

IMG_3189.jpg?t=1252709806

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cynus-

Great looking upgrade! Very nice design and execution.

 

I have to confess that I had been meaning to post a similar thread for a while now -- just never got to it. I recently replace my old (crappy) fusible links....went the circuit breaker route, and chose these:

 

http://www.wiringproducts.com/contents/en-us/p183.html

 

A little pricey, but hopefully will last forever (certainly longer than me or the car!) I chose 80 amp and 50 amp units. They're dustproof, waterproof, and can be manually tripped to act as a master disconnect. I mounted them inside the engine compartment relay bracket -- it's finally good for something since I had already removed the myriad of factory relays in there.

 

Might I suggest that this thread be moved to the "Ignition and Electrical" sub-forum? (Mods, SysAds?)

circuit breakers_thumb.jpg

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My only concerns are the set screw terminals for the wires. I soldered the wire tips before tightening down on them. Is that acceptable, or will they lose grip over time? I suppose if the connection was poor, the area would get hot due to resistance, and would show up as a voltage drop.

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Had the same thought when I was wiring up my circuit breakers. I would think that you'd be fine with the soldered wire ends as long as you can sufficiently tighten the terminal nuts.

 

Might help a little if you can put lock washers on (not the single-split kind of lock washer, but the kind with dozens of little splines sticking out). Sorry if I'm not correctly describing the lock washer; it's been a long day...

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Be aware that the contacts on the Scosche fuse blocks can corrode over time. I did this upgrade on two of our 280z's a few years back and both cars have had trouble with headlights going dim and worst of all, leaving my wife and son stranded late at night in both of their Z's. The corrosion problem was not obvious and hard to diagnose because the fuses would check fine and just removing and replacing the fuses would make the problem go away... temporarily.

 

I think the problem is that moisture can easily get to the fuse blocks when they are mounted on the outside of the relay box. The hood vents on 280's make the moisture problem worse. To keep their cars going, I've had to clean the contacts temporarily and use dielectric grease to help protect the contacts.

 

On my 280Z, I replaced the relay box with its ancient relays and fuse links with a fuse/relay box from a Dodge Neon. It had just the right number of relays and Maxi-fuse holders for my setup. The box has seals so there's little chance of problems with moisture. No problems after 3 years. It was a major wiring project but I'm happy with the results.

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  • 1 year later...

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