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Scion tC 1G Forced Induction Turbo and supercharger applications...

boost spike leads 2 rebuild process, update pg5.

Old Jan 26, 2009 | 05:23 PM
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Default boost spike leads 2 rebuild process, update pg5.

i know these pics dont show too much but this is all i can do for now, popped the valve cover out n took some pics...didnt really notice anythign TOO bad, this just makes me believe that its rods, i have a vid. ill post up too

most of the bearings spin except for 1st and 2nd (first is sunken 2nd is higher and does not spin)






Old Jan 26, 2009 | 05:25 PM
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im unsure as to waht that yellow/orange line round the cam is from
Old Jan 26, 2009 | 05:27 PM
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What PSI are you running normally, and what did it spike to? what kit is that?
Old Jan 26, 2009 | 05:29 PM
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^ I think it's just a mark so if there is any damage/scratches over the mark, it would be an easier diagnostic.
Old Jan 26, 2009 | 05:33 PM
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Originally Posted by NotJonGreco
What PSI are you running normally, and what did it spike to? what kit is that?
Looks like a turbonetics, since the WG is Turbonetics.

This is exactly why I won't run without gauges that have an audible warning system.
Old Jan 26, 2009 | 05:37 PM
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Watching.
Old Jan 26, 2009 | 05:41 PM
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in my previous experiance with the nissan ka24de they would have a yellow band on the intake cam and a red band for the exhoust. it just denotes what cam is what. may not be the same for toyota though.
Old Jan 26, 2009 | 05:43 PM
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when the vid is up post it here man... usually the head stock is very strong.. usually the first thing that goes in rods when a boost spike happens..
Old Jan 26, 2009 | 05:43 PM
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custom kit, 9psi normally spiked to 25+ not sure what to be honest teh gauge went to 25 lol
Old Jan 26, 2009 | 05:44 PM
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hey bryan do me a favor and check your cam to lifter clearances with a feeler gauge.
Old Jan 26, 2009 | 06:17 PM
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i just saw the vid... it does not sound good bryan lol
Old Jan 26, 2009 | 06:19 PM
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http://www.youtube.com/watch?v=6I2bPN_uME4


sounds like hell.
Old Jan 26, 2009 | 06:30 PM
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goddammm... yea bro i dont think thats the head.. i think thats the rod knocking. ouch!!!!
Old Jan 26, 2009 | 06:32 PM
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After watching the vid I am leaning towards a broken valve stem. I am not sure how the head is assembled on our motors though.
Old Jan 26, 2009 | 07:10 PM
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WOW bummer man. That sucks.
Old Jan 26, 2009 | 09:04 PM
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sucks man, hope there's not much damage than what you already see.. good thing is you will have a built motor
Old Jan 26, 2009 | 09:19 PM
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ouch.. i will never watch that ever again!
Old Jan 26, 2009 | 09:52 PM
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Haven't seen the vid yet - on the train back home from work.

I'm dreading the vid...
Old Jan 26, 2009 | 10:12 PM
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2moro I'm gona tow it to my mechanics shop figure out exactly what's wrong, I'll take the bottom end to my cousins machine shop. Pistons rods & cometic head gasket?
Old Jan 26, 2009 | 10:14 PM
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ARP headstuds
Clevite bearings

Remove your balance shafts now - it's a great time to do it.

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