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MP Elec Distributor VS Stock Elec. Distributor #567285
12/30/09 10:11 PM
12/30/09 10:11 PM
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Jackson, Mississippi
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CornDogsCharger Offline OP
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I have a brand new stock replacement electronic ignition distributor. My question is, how much different is a Mopar Performance electronic ignition distributor? If they really aren't that much different, what upgrades should I do to the stock unit to make it perform equal to the MP unit?

Justin
"CornDog"


1966 Dodge Charger
1968 Plymouth Satellite (Un-Restored "Survivor")
1969 Dodge Charger (W.B. General Lee)
1969 Dodge Charger (Future DMCL Clone)
1969 Dodge Super Bee, 383 4spd
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: CornDogsCharger] #567286
12/30/09 10:17 PM
12/30/09 10:17 PM
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Greentween Offline
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The MP unit has Mallory guts which allow you to adjust the mechanical advance amount.

The stock unit you will need to modify the advance slots by welding them smaller.

Re: MP Elec Distributor VS Stock Elec. Distributor [Re: Greentween] #567287
12/30/09 10:49 PM
12/30/09 10:49 PM
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Lincoln Nebraska
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RapidRobert Offline
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FBO www.4secondsflat.com sells a flat plate to place on top of the slots to limit advance. haven't bought (or seen one) but it sounds worth checking out.


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Re: MP Elec Distributor VS Stock Elec. Distributor [Re: CornDogsCharger] #567288
12/31/09 03:13 AM
12/31/09 03:13 AM
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Carstairs, Alberta, Canada
dave571 Offline
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Good replies
I have seen the FBO kit up close. Good looking kit, with simple instructions. I have never installed one.

The real benefit of the mp(vs a stocker) is that you can play with the curve youself to optimize it. Quick and easy.

What you need to realize is that ignition timing curve is a MAJOR player in the performance of your rig if you have done any mods to it.

Re: MP Elec Distributor VS Stock Elec. Distributor [Re: CornDogsCharger] #567289
12/31/09 02:39 PM
12/31/09 02:39 PM
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Valencia, España
NachoRT74 Offline
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as stated, only differences are the counterweights system, what is adjustable to teh desired curve. Rest is a bone stock piece. Same bushings, same pick up trigger, same vacuum, same cap and rotor, and even same housing.

Oh and also the shaft flat end is APROXIMATELLY 90 degrees off with the rotor than the stock dist making the rotor off the original #1 on cap. Some to consider when setting spark plug wires. You can reset the spark plug wires dist at cap, or relocate the interm,ediate oil shaft to keep the number one on original point ( what is what I made )


With a Charger born in Chrysler assembly plant in Valencia, Venezuela
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: NachoRT74] #567290
01/01/10 03:31 PM
01/01/10 03:31 PM
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The MP ones have a completely custom made body. It looks close to the normal ones but it's not. I don't know about the end being 90 degrees off either. It wasn't on mine. Maybe all this is different between SB and BB ones.

Re: MP Elec Distributor VS Stock Elec. Distributor [Re: CornDogsCharger] #567291
01/01/10 03:41 PM
01/01/10 03:41 PM
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Upper Midwest
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Don't know about the newer ones but the older ones the only difference was the mechanical advance curve was set up to fully advance quicker. Other than that they were the same. Installed alot of them back in the day to get rid of the stupid lean burn system.

Re: MP Elec Distributor VS Stock Elec. Distributor [Re: MoparforLife] #567292
01/01/10 03:45 PM
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dodgeboy11 Offline
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Yeah, the mp small block distributor I have looks just like a stocker and only had faster advance springs in it. Ended up welding up the slots and locking the timing. Haven't seen a newer one though. Can't offer any advice on it. If you have the time and the desire, on a stock dizzy you can weld and file the slots and swap springs around till you get the amount of and desired rate of advance you need.
The race dizzy has a better, more race oriented reluctor/pickup setup if I remember right.

Re: MP Elec Distributor VS Stock Elec. Distributor [Re: dodgeboy11] #567293
01/01/10 09:13 PM
01/01/10 09:13 PM
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Jackson, Mississippi
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CornDogsCharger Offline OP
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Can someone post a picture of what is supposed to be welded up?

Justin
"CornDog"


1966 Dodge Charger
1968 Plymouth Satellite (Un-Restored "Survivor")
1969 Dodge Charger (W.B. General Lee)
1969 Dodge Charger (Future DMCL Clone)
1969 Dodge Super Bee, 383 4spd
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: 5thAve] #567294
01/01/10 09:24 PM
01/01/10 09:24 PM
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Valencia, España
NachoRT74 Offline
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Quote:

The MP ones have a completely custom made body. It looks close to the normal ones but it's not. I don't know about the end being 90 degrees off either. It wasn't on mine. Maybe all this is different between SB and BB ones.




what year you got your one ? newer Mallory units are in that way

mine is BB


With a Charger born in Chrysler assembly plant in Valencia, Venezuela
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: dodgeboy11] #567295
01/01/10 09:29 PM
01/01/10 09:29 PM
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Valencia, España
NachoRT74 Offline
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Quote:


The race dizzy has a better, more race oriented reluctor/pickup setup if I remember right.




nope, false, is the same stock unit, Just replaced mine new dist pick up coil what got damaged with my old stock unit... both measured same resistance ( around 390 Ohms )... of course when I could measure the "new" on my brand new dist before got damaged.

also replaced the vacuum with the old that I had because it was a new replacement on my old dist and it have the Mopar PNs stamped on it, and this one also smaller diameter vacuum chamber than the new MP got, what I think is no more than a Standard unit. Both same 9 lbs.


With a Charger born in Chrysler assembly plant in Valencia, Venezuela
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: CornDogsCharger] #567296
01/01/10 09:32 PM
01/01/10 09:32 PM
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Lincoln Nebraska
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RapidRobert Offline
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Quote:

Can someone post a picture of what is supposed to be welded up?


Justin here's the piece w the slots to be shortened. Nacho your comment about the phasing being 90 deg off has given me an idea of cutting another slot in the piece shown to (with reclocking the inter shaft) shift the rotor to get my phasing dead on.

5704447-distslot002.jpg (95 downloads)
Last edited by RapidRobert; 01/01/10 09:47 PM.

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Re: MP Elec Distributor VS Stock Elec. Distributor [Re: RapidRobert] #567297
01/01/10 09:50 PM
01/01/10 09:50 PM
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Valencia, España
NachoRT74 Offline
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well is not EXACTLY 90 degrees... just aprox.

I don't think will be something to take care cutting something somewehere, unles you want to win something about, and you know what exactly are doing.

Honestly if you are talking about reluctor phasing itself, I would modify better a reluctor what if goes wrong is cheaper to get a new one.

just my


With a Charger born in Chrysler assembly plant in Valencia, Venezuela
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: NachoRT74] #567298
01/01/10 10:03 PM
01/01/10 10:03 PM
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Lincoln Nebraska
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RapidRobert Offline
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Nacho that is HARD steel. Been experimenting alot lately & I tried w 2 different types of mini drill bits to drill in each end where the slots are then add a setscrew (on each end) to change the slot length & I'd just have to R&R the vac adv can to access it. Havent found a bit yet to get r done


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Re: MP Elec Distributor VS Stock Elec. Distributor [Re: RapidRobert] #567299
01/01/10 10:09 PM
01/01/10 10:09 PM
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the boonies
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welded slots


It's got a cop motor, a 440 cubic inch plant, it's got cop tires, cop suspensions, cop shocks. It's a model made before catalytic converters so it'll run good on regular gas.
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: aarcuda] #567300
01/01/10 10:10 PM
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It's got a cop motor, a 440 cubic inch plant, it's got cop tires, cop suspensions, cop shocks. It's a model made before catalytic converters so it'll run good on regular gas.
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: aarcuda] #567301
01/02/10 04:10 AM
01/02/10 04:10 AM
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Balt. Md
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I have a stock dist in my sons 400 that I recurved. It has been in the car since 1997 and works good as he has run 11.40's in his Dart street car. Ron


Re: MP Elec Distributor VS Stock Elec. Distributor [Re: 383man] #567302
01/02/10 08:55 AM
01/02/10 08:55 AM
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about the race distributor being different.its the tach-drive distributors that got a different reluctor with sharper teeths,the pickup i dont know.

Re: MP Elec Distributor VS Stock Elec. Distributor [Re: cuda-sweden] #567303
01/02/10 11:45 AM
01/02/10 11:45 AM
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NachoRT74 Offline
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well, sure not the MP one, neither pickup or reluctor

dunno about some other "race" dist


With a Charger born in Chrysler assembly plant in Valencia, Venezuela
Re: MP Elec Distributor VS Stock Elec. Distributor [Re: NachoRT74] #567304
01/02/10 02:34 PM
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Quote:

Quote:

The MP ones have a completely custom made body. It looks close to the normal ones but it's not. I don't know about the end being 90 degrees off either. It wasn't on mine. Maybe all this is different between SB and BB ones.




what year you got your one ? newer Mallory units are in that way

mine is BB



Around 2000 or 2001. It's the new kind. SB.







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