E-3 plugs worth the money?

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dans4door1970

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Anyone tried these? The research is impressive by in affiliated companies. Do our Mopars that are modified benefit from them?
Thanks
 
I'll keep it simple. Do the big 3 auto companies use them? If their was anything to gain they would in a heartbeat.
 
Waste of money.
NGK is my preferred brand as well since they run right ALWAYS.
I'm the HEI guy mentioned above by the way. :D
 
Waste of money.
NGK is my preferred brand as well since they run right ALWAYS.
I'm the HEI guy mentioned above by the way. :D
I put a set in my Daughters Jeep 3.7.
I did see a noticeable power difference & fuel mileage gain of a 1/2 MPG.
Haven't used them in anything else.
 
I put a set in my Daughters Jeep 3.7.
I did see a noticeable power difference & fuel mileage gain of a 1/2 MPG.
Haven't used them in anything else.

Adding all that extra metal in the cylinder raised your compression ratio. :D
JK.
 
Waste of money.
NGK is my preferred brand as well since they run right ALWAYS.
I'm the HEI guy mentioned above by the way. :D


Not true. The failure rate of NGK is going through the roof right now. Search the web. It's out there. And then there are the knock offs that are having about a 95% failure rate. Guys are pissing away a bunch of time, effort and money only to find out they have a plug issue.
 
And no, all those multiple ground wire tricky plugs are a marketing gimmick.

There are times when a different ground wire or center electrode is called for. Two strokes benefit from a very fine center wire, and some four strokes that are ignition deficient will benefit from a very small diameter center wire.

Some engines do well with a cut back ground wire. You have to test.

Outside of those two things, the rest is just blowing sunshine up your skirt.
 
Not true. The failure rate of NGK is going through the roof right now. Search the web. It's out there. And then there are the knock offs that are having about a 95% failure rate. Guys are pissing away a bunch of time, effort and money only to find out they have a plug issue.

Never had a problem with them myself, and I have tried multitudes of other plugs and designs in auto, sport vehicles and marine applications.
The results was that the best functioning plug was always a regular plug without some marketing BS change in design or materials.
Of course this is not taking recent China garbage into account.
 
Never had a problem with them myself, and I have tried multitudes of other plugs and designs in auto, sport vehicles and marine applications.
The results was that the best functioning plug was always a regular plug without some marketing BS change in design or materials.
Of course this is not taking recent China garbage into account.


Well said.
 
All these multiple electrode plugs are snake oil. Every. Single. One. The EPA puts tremendous pressure on the US automakers to make cars get better and better mileage and have cleaner and cleaner emissions every year. As said, if claims these type plugs did anything they claimed, they would be OE plugs in every US vehicle on the market. They're not.

The ones I love are the guys that come in and demand one type plug over another saying anything else is junk. There aren't but three or four spark plug factories in the world. Think about that for a minute. That means chances are that the same company that makes your precious NGK plugs also makes the Champion "lawn mower plugs" you cannot stand.

I have run Champion plugs almost exclusively in my Mopars over the years and have had great success with them, yet I always hear and see people run them down. They are good plugs and I say that from first hand, personal experience.

Lastly, consider this. How many spark plugs do you think are made world wide every year? Isn't it possible for some bad batches to get out? Just like has been said of the NGK plugs in this thread. Lots of people have a hard on for them. I never have used them. I am sure they are a good plug. I have always preferred something else.

AC plugs for any GM products I've owned. I run Autolite or Motorcraft in our Fords now and I have always used Champions in Mopars. Got a fresh set of Champions in my Hemi sittin on the floor now.

In the end a spark plug is pretty much a spark plug. All it can do is spark. That's pretty difficult to improve upon.

Lastly, I will include this. The best conductor in the world is copper. Any other metal conducts electricity at a little less rate. That means when you jump up to those "better" platinum plugs, you are not getting as good of a conductor. It's true, look it up for yourself.

The further away you get from copper with nickle, platinum, double platinum and iridium, the less you are conducting spark. The only advantage to those other plugs is that they last longer. That's a fact, no matter how much you want to believe the marketing hype that surrounds spark plugs.

Some may say arguing about conductivity of different metals is splitting hairs and I agree, maybe it is. But the fact is that those other type metal plugs offer absolutely zero better and a little less conductivity than a good old copper core plug.

That said, I will admit I do have Autolite platinum plugs in my 75 F250, simply because I got them on Ebay new for 25 cents a piece SHIPPED when I needed a tune up. lol
 
I would add to RRR's post to say that nothing conducts heat away from the plug materials like copper and silver.
This is something a lot of people don't know about spark plugs, especially in performance oriented engines.

 
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Next chance you get go to the track and see what guys/gals who race seriously are using..you'll probably find 8 out of 10 running Autolites..including the pro ranks:D:D
 
And thats why copper distributes electricity through your house. Silver and gold are excellent conductors but not not cost effective. Could you see the theft of vacant houses if the wiring was gold? LOL. You cant beat copper.
 
I also might add, proper heat range is more important than manufacturer.
 
I put a set of E-3's in my Harley several years ago - I only needed 2 so I thought it would be a worth while experiment... nothing changed and they lasted as long as any other plug would... experiment results: a waste of $$.
 
Just like the water softener that wraps wires around your water pipe and uses electromagnetic energy to eliminate scale and hard water. 90 days before you see results. Yeah, you guessed it, the warranty is 90 days. Sucka! Just people taking money from your wallet.
 
Next chance you get go to the track and see what guys/gals who race seriously are using..you'll probably find 8 out of 10 running Autolites..including the pro ranks:D:D

Is that because the other two out of ten use NGK and are already gone? :D
JK, as to me the actual brand doesn't matter near as much as the manufacturing quality.
Plugs that have cracked porcelain or bent straps right out of the box don't get second chance, and I have NEVER seen or had a running problem with NGK and that's why I just stick with them.

How could someone not think heat range makes a difference?
WTH?
That's the spec that REALLY matters even over brand or material.
 
Sorry, not to stir the pot but I'm majoring in science and I'll have to add this:
In truth Copper is the second most conductive metal in the world.
Silver is the best. HOWEVER Silver is more expensive, fragile, prone to tarnishing and therefore not very feasible to use.
Ask me how I know... I missed one question on my frickin' exam and I thought the answer was Copper, I challenged the question with my professor... I lost the argument and about $8.00 as I had to buy him lunch.
 
Sorry, not to stir the pot but I'm majoring in science and I'll have to add this:
In truth Copper is the second most conductive metal in the world.

In spark plugs it's not just electricity we need conducted, but heat as well.
Copper and silver are at the top of the list for conducting both.
 
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