2.0L LSJ Performance Tech 205hp Supercharged SS tuner version. 200 lb-ft of torque.

Carstedts LSJ round 2

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Old Oct 21, 2012 | 08:28 PM
  #51  
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From: modesto
wat kinda ring gap u planning on running...
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Old Oct 21, 2012 | 08:41 PM
  #52  
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I haven't decided yet, it all depends on what carsted whats to shoot through this thing, if hes gonna throw a bigger shot of nos, I might open it up a little more, but I was thinking already of .015 or so
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Old Oct 21, 2012 | 08:55 PM
  #53  
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hmm...this may sound kinda extreme but i have a 005 ring gap on top and bottom..
ive only done that small on my own personal engines....the others have been 018-025.
if he runs nos i would recommend 020+ to be on the save side. is he running meth..
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Old Oct 21, 2012 | 08:58 PM
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Yes, he's running 2 5gph nozzles.. so 10gph
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Old Oct 21, 2012 | 09:03 PM
  #55  
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if it wasn't a dd i would say stay small but sounds like it is...bigger is safer to a point
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Old Oct 21, 2012 | 09:04 PM
  #56  
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Originally Posted by Tjolley
hmm...this may sound kinda extreme but i have a 005 ring gap on top and bottom..
ive only done that small on my own personal engines....the others have been 018-025.
if he runs nos i would recommend 020+ to be on the save side. is he running meth..
yeah, the nos is why I might make it bigger, and yes hes running meth, like I said, I haven't decided on the ring gap yet, but .015 is the smallest I'll put it just cause of the meth, probably do .018-.020 though depending on how much he wants to shoot nos though
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Old Oct 21, 2012 | 09:06 PM
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Originally Posted by armcclure
Yet tons of ppl used to swap pistons without balancing then wondered why it broke a couple thousand miles later.
they dident break due to balance problems they broke due to improper piston to wall clearances
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Old Oct 21, 2012 | 09:06 PM
  #58  
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Originally Posted by TStone
Yes, he's running 2 5gph nozzles.. so 10gph
i havent put the dual nozzles on and wont for a bit as i have decided not to yet, it is on a single 7gph and thats the way it will still for now
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Old Oct 21, 2012 | 09:07 PM
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Originally Posted by brian.olsson
yeah, the nos is why I might make it bigger, and yes hes running meth, like I said, I haven't decided on the ring gap yet, but .015 is the smallest I'll put it just cause of the meth, probably do .018-.020 though depending on how much he wants to shoot nos though
i wouldent run anything less then .020
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Old Oct 21, 2012 | 09:17 PM
  #60  
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Originally Posted by mrbelvedere
i wouldent run anything less then .020
I"m thinking about just throwing the old rings in, lol carstedt would love that, espically when their is only three good sets lol. no compression on one cylinder. lol yeah,

I was kinda leaning towards ,018, cause the instructions that came with the ring set basically gave some math to do, and for boosted with no nos it came out to .015, boosted with nos and race fuel was .023, so I was thinking with his boost, and the meth and if he shoots nos once or twice a .018 should be perfect for him
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Old Oct 21, 2012 | 09:19 PM
  #61  
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nitrous is rarely going to be used i only bought it just because of the deal i got on the kit so i said eh y not
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Old Oct 21, 2012 | 09:35 PM
  #62  
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what ringset
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Old Oct 21, 2012 | 09:36 PM
  #63  
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Originally Posted by mrbelvedere
what ringset
total seal
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Old Oct 21, 2012 | 09:36 PM
  #64  
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From: modesto
the only reason nos is dangerous is because it is easy to buy 20$ worth of jets and have a 50 shot or 150..
50 would be safe and almost anything tuned correctly...
150 is like playing Russian roulette on a engine that isn't built or tuned for it..
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Old Oct 21, 2012 | 09:38 PM
  #65  
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Originally Posted by Tjolley
the only reason nos is dangerous is because it is easy to buy 20$ worth of jets and have a 50 shot or 150..
50 would be safe and almost anything tuned correctly...
150 is like playing Russian roulette on a engine that isn't built or tuned for it..
yeah, nos is also like a can of pringles, once you pop, you can't stop lol
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Old Oct 21, 2012 | 09:40 PM
  #66  
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whats the bore size 3.405 correct
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Old Oct 21, 2012 | 09:40 PM
  #67  
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From: modesto
it gets even better with e85...the difference is spinning the tires in third gear and not..
Im running a m62 with a 2.8 on it now..

Im wanting to see how mrbs runs with nos on his tvs..
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Old Oct 21, 2012 | 09:43 PM
  #68  
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Originally Posted by mrbelvedere
whats the bore size 3.405 correct
whats stock bore, 3.385 irc, so yeah, 3.405, I'm at work right now so I can't just go out and look lol
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Old Oct 21, 2012 | 09:47 PM
  #69  
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yea .018 would be good but i would give it a tad more for the spray the meth wont make a difference in the end gap i like to run the close to the same gap on the second ring as i do the top it helps keeping the rings from fluttering and putting flat spots in the bore from putting to much pressure in between the top and second rings
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Old Oct 21, 2012 | 09:58 PM
  #70  
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Originally Posted by mrbelvedere
they dident break due to balance problems they broke due to improper piston to wall clearances
Either or. It was still bad.
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Old Oct 21, 2012 | 10:03 PM
  #71  
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Originally Posted by mrbelvedere
yea .018 would be good but i would give it a tad more for the spray the meth wont make a difference in the end gap i like to run the close to the same gap on the second ring as i do the top it helps keeping the rings from fluttering and putting flat spots in the bore from putting to much pressure in between the top and second rings
yeah, I won't be doing the rings till maybe tuesday or wensday though, got a few other things to do first, so I'll know by than what I'm gonna do
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Old Oct 21, 2012 | 10:08 PM
  #72  
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Originally Posted by armcclure
Either or. It was still bad.
its not as bad as you think
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Old Oct 21, 2012 | 10:13 PM
  #73  
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From: modesto
^^^
the balance of a inline engine isn't as critical as a V.
cuz on a inline everything gets forced down...on a V it gets forced in 2 different directions..
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Old Oct 21, 2012 | 10:29 PM
  #74  
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Originally Posted by Tjolley
^^^
the balance of a inline engine isn't as critical as a V.
cuz on a inline everything gets forced down...on a V it gets forced in 2 different directions..
yeah, either way, this was 10 grams off, and the machine shop brought it into about a half a gram
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Old Oct 21, 2012 | 10:35 PM
  #75  
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hmm 1/2 a gram
my set is 1/4 of a gram but Im just picky. lol
hope it runs good..
my 2.4 lsj will be even closer..
my crank will weigh the same from end to end and Im hoping the rods will also.
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