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View Poll Results: which coils
stock 98 coils
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48.24%
Delphi round truck coils
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28.24%
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23.53%
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Old Jan 26, 2008 | 09:11 PM
  #21  
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Default STOCK LS1s verses LS7s

Mybe I'm misinformed and I know the stocks are good but a buddy of mine who has a perfornace shop told me the LS7s were the way to go if changing from stock And I've heard some HORROR storys too on the MSDs going bad on a FI engineThats why I just sold mine the other day which were practically new!Either Im putting the stock LS1s back on or going to the LS7 coils which I think would have to be alittle better then the LS1s What do you guys think???LS1s or LS7s GUYS ?????????????
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Old Jan 27, 2008 | 06:11 PM
  #22  
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The only problem with stock LS1 ign system is that it's not "Trick"
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Old Jan 27, 2008 | 07:09 PM
  #23  
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Originally Posted by barnat
I've heard some HORROR storys too on the MSDs going bad on a FI engine

Mine work fine so far. I have heard a friend of a friend's roommates cousin, but whatever. We'll see. No one you ask has actually bolted them on and ran them. There is just a story. So, one guy got a bad set and posted all over the internet, or is there a truth? We shall find out.....
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Old Jan 27, 2008 | 11:53 PM
  #24  
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Im running stockers but Ive got my eye out for some square truck coils
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Old Jan 30, 2008 | 03:04 PM
  #25  
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Yea, the coils bolt up to the bracket just fine, no problems on my old car.
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Old Feb 9, 2008 | 05:35 PM
  #26  
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how good are the ls2 tbss coils? 12570616
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Old Feb 9, 2008 | 09:15 PM
  #27  
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according to the "how to build ls1/ls6 engines" it said that the round truck coils were the best......why do they have the aluminum cooling fins on them???
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Old Mar 27, 2008 | 12:13 AM
  #28  
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I believe in the latest and greatest from GM....so I run the 2007-8 Escalade coils...L92.
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Old Mar 28, 2008 | 10:59 PM
  #29  
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Ya Msds Look Really Good And Even Better At Performance
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Old Jun 28, 2008 | 04:23 PM
  #30  
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Originally Posted by 1BADAIR
how good are the ls2 tbss coils? 12570616
Here's a good writeup comparing the LS1 and LS2 coils. The LS2 truck coils are the most powerful, summarizing from the article.

http://www.megamanual.com/seq/coils.htm

"These LS2 coils are incredible. Even compared to the LS1 coil, these are just crushers! On the LS1 coil there is around 40 milliamps of peak secondary current with 5 milliseconds of dwell time. On the LS2/truck coil (AC Delco D585), there is 120 milliamps! "
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Old Jun 28, 2008 | 09:56 PM
  #31  
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i choose the truck coils, When paired with the mounts makes getting to the plugs easier. They sit more inwards on the covers.
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Old Oct 20, 2008 | 02:30 AM
  #32  
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where can i get a set and how much? LS2/truck coils
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Old Oct 26, 2008 | 01:06 AM
  #33  
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Any pictures of the D585 truck coils installed on a LS1/LS6??? camaro-firebird
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Old Jun 10, 2009 | 12:28 AM
  #34  
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Originally Posted by TwnTrboCE
We run rectangle truck coils on the new cars. But have gone mid/low 8's on stock LS1 coils. Spinning the motor over 7500rpm and 25+psi.

I think that says it all....

If you need some, grab some rectangle truck coils....but if you already are on LS1s....dont worry about them....
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Old Jun 10, 2009 | 05:37 AM
  #35  
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holy old thread batman

square truck coils here too
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Old Jun 11, 2009 | 08:40 PM
  #36  
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MSD's are the "Holy crap, look at those!" factor. Stock coils do single digits. If you have the money, do it. Most are not impressed.
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