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Re: Mopar Muscle article [Re: 70duster340] #1049731
08/12/11 02:52 PM
08/12/11 02:52 PM
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Ontario.Canada
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can.al Offline
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Ontario.Canada
...why do you want to remove it?

Re: Mopar Muscle article [Re: can.al] #1049732
08/12/11 04:28 PM
08/12/11 04:28 PM
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Granite Bay CA
Kern Dog Offline
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The article claims that without the ballast resistor, the spark energy is higher.

Re: Mopar Muscle article [Re: can.al] #1049733
08/12/11 09:58 PM
08/12/11 09:58 PM
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Posts: 1,443
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70duster340 Offline OP
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Quote:

...why do you want to remove it?




It's not that I want to remove it, I just wanted to know if the possibility exists that the car will perform as well if not better without the ballast resistor.

Re: Mopar Muscle article [Re: furious70] #1049734
08/12/11 11:08 PM
08/12/11 11:08 PM
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Posts: 10,358
Someplace you aren't
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SomeCarGuy Offline
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Quote:

I've never read a study on how long an OEM coil and ecu will run on 12v but it's indisputable that they were designed to run on 9v to provide better starting characteristics. Run any electrical device with more volts than it was designed for and it will work, how long would come down to how much of a safety factor was built into the original design.





We're aren't and never were talking about running a 9 volt coil on 12 volts.

Re: Mopar Muscle article [Re: 70duster340] #1049735
08/12/11 11:10 PM
08/12/11 11:10 PM
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Posts: 10,358
Someplace you aren't
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SomeCarGuy Offline
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Quote:

Quote:

...why do you want to remove it?




It's not that I want to remove it, I just wanted to know if the possibility exists that the car will perform as well if not better without the ballast resistor.




It absolutely will run better, it's questionable if you will notice though IMO. The MA blurb said it will run better. Burning up the ECU is the only consideration. Empirical evidence shows it won't.

Re: Mopar Muscle article [Re: SomeCarGuy] #1049736
08/13/11 09:16 AM
08/13/11 09:16 AM
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bethlehem pa
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mikemee1331 Offline
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In the last few weeks I have spent more time reading articles about what/why/where/ and when you need a ballast then I really care to admit! Pretty much here is what I’ve come up with-
1) if you run points you need the ballast to extend the life of the points regardless of coil type.
2) if you run an ECU (any color) with a STOCK coil (6-9volts) you need the coil manufacturers recommended ballast. The coil will eventually fail/overheat.
3) If you run an ECU (any color) with a PERFORMANCE coil (12 volt) you shouldn’t need one but you should confirm that with the manufacture.
4) If you run a multi-spark ECU you shouldn’t need it regardless of coil type. The coil doesn’t hold the current long enough to cause overheating. Again, confirm that with the manufacturer.

The bottom line here is when you start mixing and matching you have to pay attention to each component’s requirement. Are you going to see any performance gains if you were using one when you didn’t need to, I don’t know but I tend to think the output voltage from the coil won’t be that different but wouldn’t know how to measure that.

Re: Mopar Muscle article [Re: mikemee1331] #1049737
08/13/11 02:37 PM
08/13/11 02:37 PM
Joined: Feb 2010
Posts: 18,493
Granite Bay CA
Kern Dog Offline
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Sound advise and well written!

Re: Mopar Muscle article [Re: Kern Dog] #1049738
08/13/11 05:18 PM
08/13/11 05:18 PM
Joined: Jan 2003
Posts: 1,359
Buzzard County, FL
IronWolf Offline
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The ballast resistor takes MINUTES to change values.

Why doesn't someone set up a test with one of those cheap (now) laser thermal sensors ? Run the car ; record the temp at the ECU with the crappola parts store ballast resistor, Then, run with a low resistance ballast and record the temp at the ECU. Same time period obviously.

I've already run this test without recording the values. I've heard all the BS and ignored it. Don't stick to points or the crappola stock coil !

Scientific method rules.

Re: Mopar Muscle article [Re: IronWolf] #1049739
08/15/11 02:22 PM
08/15/11 02:22 PM
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Posts: 1,443
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70duster340 Offline OP
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Thanks for all the replies, folks!

Re: Mopar Muscle article [Re: 70duster340] #1049740
08/15/11 02:24 PM
08/15/11 02:24 PM
Joined: Feb 2010
Posts: 18,493
Granite Bay CA
Kern Dog Offline
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Granite Bay CA
See what you started?

Re: Mopar Muscle article [Re: Kern Dog] #1049741
08/15/11 02:27 PM
08/15/11 02:27 PM
Joined: Jan 2003
Posts: 1,443
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70duster340 Offline OP
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Didn't mean to start anything, believe me!!!

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