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

woohooo.... er oopsy

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Old 04-30-2006, 05:13 PM
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sorry to hear about the head gasket but thanks for being a guinea pig.
Old 04-30-2006, 09:02 PM
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Originally Posted by zinner
Seriously tell us how you blew your head gasket.

as far as i can take is that we were running extremely high boost with some settings a stock motor shouldn't be running.




Originally Posted by NightmareRacing
I will guess: high boost and knocks
there was almost no knock at all when it happened
Old 05-03-2006, 11:54 PM
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Originally Posted by selfinfliction
the pistons aren't forged
Originally Posted by Tofu
The rods and crank are forged, not the pistons. I believe they are hypereutectic.
http://www.chevrolet.com/pop/cobalt/2_0L_engine_en.jsp

Yea you're right (selfinfliction & Tofu). Now once again....Seals? Do you have a good brand of seals/gaskets?
Old 05-04-2006, 12:33 AM
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Originally Posted by selfinfliction
as far as i can take is that we were running extremely high boost with some settings a stock motor shouldn't be running.






there was almost no knock at all when it happened

the key word here is "almost" ...ya know, sometime a head gasket is a good fuse...just a thought
Old 05-04-2006, 06:31 AM
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Originally Posted by NightmareRacing
the key word here is "almost" ...ya know, sometime a head gasket is a good fuse...just a thought
it had nothing to do with the knock, it had to do with the 24psi
Old 05-04-2006, 07:10 AM
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holy hell thats some boost!
Old 05-04-2006, 07:41 AM
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Originally Posted by firestorm
forged pistons are egg shaped and round out when hot, and they have plenty piston wall clearance, HT pistons collect more heat, area super tight fit, and are round and barely expand (if at all).

forged was in the 60s, 70, 80s, and a few morons in the 90's. used them

Do us a favor and shoot yourself.. less idiots with cobalts helps us all out in the end
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