LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

MSD cap and rotor went bad!

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Old 01-13-2008, 09:31 AM
  #16  
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The blue looks like copper sulfate. Sulfur comes from a gassing battery.

Almost looks like something was leaking past the seal in the harness connector tower.

Last edited by Injuneer; 01-13-2008 at 09:41 AM.
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Old 01-15-2008, 09:30 PM
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Results are in, I'm NEVER buying an MSD crap and rotor ever again.
My car always had a wierd stumble from day one from when I installed this kit.
I put on a GM cap and rotor kit with the rotor having aluminum rivets instead of the plastic.
It runs smooth as silk. I goes right to redline and keeps going for more. No more stumble at 5900-6000rpm
Day 4 with an attic fan blowing on it, and that piece of crap is still wet. WTF
Btw its not oil.
I'm calling MSD in the morning, they are going to get an earfull.
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Old 01-15-2008, 10:22 PM
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Originally Posted by sam pace
Results are in, I'm NEVER buying an MSD crap and rotor ever again.
My car always had a wierd stumble from day one from when I installed this kit.
I put on a GM cap and rotor kit with the rotor having aluminum rivets instead of the plastic.
It runs smooth as silk. I goes right to redline and keeps going for more. No more stumble at 5900-6000rpm
Day 4 with an attic fan blowing on it, and that piece of crap is still wet. WTF
Btw its not oil.
I'm calling MSD in the morning, they are going to get an earfull.
This is obviosly not a problem with the msd cap and rotor so I don't know why you are blaming this on them.
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Old 01-15-2008, 10:46 PM
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Originally Posted by Injuneer
Did they disconnect the battery ground before welding on the exhaust system?
Originally Posted by ssbowtie1
Why is this necessary?
...
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Old 01-16-2008, 12:06 AM
  #20  
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MSD's response should be pretty interesting. I wonder if it will sound anything like a dial tone.
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Old 01-16-2008, 04:49 AM
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Originally Posted by speed_demon24
This is obviosly not a problem with the msd cap and rotor so I don't know why you are blaming this on them.
You never know.
It never ran right from day 1.
It could have been contamination from day 1 from the factory.
I have seen wierder things happen.
I heard this same responce over and over from mechanics and other people:
"WTF, never seen that one." "Or did you kill a smurf in there?"
or ever better "you feed your car Gatoraid?"
I have been doing this kind of work a long time.
I have never seen this happen to a cap and rotor ever.

Last edited by sam pace; 01-16-2008 at 04:55 AM.
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Old 01-16-2008, 05:03 AM
  #22  
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Originally Posted by BTC
MSD's response should be pretty interesting. I wonder if it will sound anything like a dial tone.
If it is, I will never buy MSD'S products again if they hang up on me.
You don't spend $175.00 on a cap and rotor kit, have it go bad on you 5months later because of some freak thing and NOT have a reason.
Almost forgot, its day 5 and its still wet. 2 days with a fan blowing on it and still wet?
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Old 01-16-2008, 12:43 PM
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Originally Posted by sam pace
You never know.
It never ran right from day 1.
It could have been contamination from day 1 from the factory.
I have seen wierder things happen.
I heard this same responce over and over from mechanics and other people:
"WTF, never seen that one." "Or did you kill a smurf in there?"
or ever better "you feed your car Gatoraid?"
I have been doing this kind of work a long time.
I have never seen this happen to a cap and rotor ever.
I would think you would have noticed if the cap looked like that when you put it on.

Originally Posted by sam pace
If it is, I will never buy MSD'S products again if they hang up on me.
You don't spend $175.00 on a cap and rotor kit, have it go bad on you 5months later because of some freak thing and NOT have a reason.
Almost forgot, its day 5 and its still wet. 2 days with a fan blowing on it and still wet?
The cap is obviously contaminated. If you were running a stock opti it would have done the same exact thing. What does it still beeing wet have to do with anything? Like I said contamination is not MSD's fault.
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Old 01-16-2008, 01:44 PM
  #24  
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When I made my statement, I was also assuming you would have noticed if the cap & rotor looked like that prior to installation. But, I've never installed a cap & rotor, and you know what they say about assumptions.
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Old 01-16-2008, 05:54 PM
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Originally Posted by speed_demon24
I would think you would have noticed if the cap looked like that when you put it on.



The cap is obviously contaminated. If you were running a stock opti it would have done the same exact thing. What does it still beeing wet have to do with anything? Like I said contamination is not MSD's fault.
I've never had this problem. NEVER
Iwent through 3 so far and the one I chose that was an aftermarket was the cap.
You tell me.
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Old 01-16-2008, 06:24 PM
  #26  
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Originally Posted by sam pace
I put on a GM cap and rotor kit with the rotor having aluminum rivets instead of the plastic.

These are the rivets that hold the metal rotor arm onto the plastic rotor base? Since when has GM used aluminum rivets? I've always seen plastic rivets on these so i'm a little suprised. I've seen more than one busted up GM rotor that almost came apart because of those plastic rivets.
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Old 01-16-2008, 08:12 PM
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Originally Posted by sam pace
I've never had this problem. NEVER
Iwent through 3 so far and the one I chose that was an aftermarket was the cap.
You tell me.
So explain to me how it is MSD's fault that the cap became contaminated with a forign substance?
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Old 01-16-2008, 09:21 PM
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Originally Posted by kyle97
These are the rivets that hold the metal rotor arm onto the plastic rotor base? Since when has GM used aluminum rivets? I've always seen plastic rivets on these so i'm a little suprised. I've seen more than one busted up GM rotor that almost came apart because of those plastic rivets.
No, you drill out the plastic rivets and install aluminum rivets in their place.
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Old 01-16-2008, 09:25 PM
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Originally Posted by speed_demon24
So explain to me how it is MSD's fault that the cap became contaminated with a forign substance?
Let me contact MSD and lets see what they say.
Brass is a great conductor but horrible around even the slightest moisture.
Add ozone and you have a problem. I would not be surprised if they say these are not recommended for DD use.
Almost forgot, the cap is still not dry.
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Old 01-17-2008, 05:34 AM
  #30  
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Something looks funny...or is it just me?




Aren't the MSD caps molded in red?




And why does the terminals in the black cap look like they are tin plated?

And why does the left edge of the cap above the rotor look like it was melted? If this unit was over heated and it caused some sort of resin to flow. That's not MSD's fault.

If I were you I would test the effect of the crap you used to seal it on an uncorroded terminal for few days before you show your A$$ to MSD

And notice some of the contacts in the black cap have no trail of fluid leading up to the contact. It's simply on the contact.

Last edited by Guest47904; 01-18-2008 at 07:50 AM.
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