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Yeah... So I just definatley blew up the z6. Taking guesses on what let go!

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Old 11-13-2004, 06:21 PM
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Default Yeah... So I just definatley blew up the z6. ***NOW WITH PICS***

So she was misfiring earlier today... I took a trip home from school yesterday to take the wheels off, put the stockies back for winter and raise it back up. She was misfiring at full boost with open DP (exhaust got ripped off by a speed bump, so I needed to come home and fix that too)...

So I pulled the plugs and gapped them down to .35 -- they were really inconsistently gapped... So that was the cause right there, spark blowing out. Took her on the higway and man with the new gap she was running so strong. I got to the end of the road and whipped a u-turn -- the higway ends there, it's so nice. Pulled on, 1st, 2nd, 3rd, 4th... 120mph and a subtle "BOOF" is the best way I can describe it... and the power just stopped. Downshifted to fourth, entire road behind me is smoked beyond being able to see. She is making a really weird noise, kind of like a motorcycle... and making zero power. I'm at 4500rpms in third now just to keep speed, and boosting 5lbs. Its hurting. Off the higway, thank god i'm close to home, up the hill... 10psi in 2nd gear just to MAKE it up the hill.

Just compression tested her... 0/180/175/180. No milky oil or coolant... just pulled the valve cover... Which makes me wonder -- if it was the HG there should be a mess of oil and coolant... and a blown off radiator hose at least?

I wonder what it is? Guess I'm going to pull the head in the AM... but I've never heard of zero compression before. What do you all think?

Matt










Modified by Johnyquest at 10:28 AM 11/16/2004
Old 11-13-2004, 07:54 PM
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Default Re: Yeah... So I just definatley blew up the z6. Taking guesses on what let go! (Johnyquest)

you melted a piston sounds like. same thing happen to my car. puleld crazy hard and then once i let off. poof. nothign but smoke. runs like ****. my #4 piston was melted.
Old 11-13-2004, 09:55 PM
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Default Re: Yeah... So I just definatley blew up the z6. Taking guesses on what let go! (project dc2)

was your compression seriously 0? thats not lookin good for that piston. id bet that you have one big *** hole missing
Old 11-13-2004, 10:14 PM
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Default Re: Yeah... So I just definatley blew up the z6. Taking guesses on what let go! (project dc2)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by project dc2 &raquo;</TD></TR><TR><TD CLASS="quote">you melted a piston sounds like. same thing happen to my car. puleld crazy hard and then once i let off. poof. nothign but smoke. runs like ****. my #4 piston was melted. </TD></TR></TABLE>

Hey Phil, what was your set-up at the time?
Old 11-14-2004, 04:05 AM
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Default Re: Yeah... So I just definatley blew up the z6. Taking guesses on what let go! (_Project EJOne)

I told you to tune that thing... months ago!
Old 11-14-2004, 05:39 AM
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Default Re: Yeah... So I just definatley blew up the z6. Taking guesses on what let go! (HybridKOOP)

I need some advice on pulling the head... Just a basic overview... I've never pulled the head off before. I am figuring I want to put it at TDC, mark the timing belt to the timing gear... I don't know if I have to pull the cams or not... and does the distributor come off with the head?

I just need the basics and a quick overview of things to look out for when doing it and I will go knock it out real quick...

Thanks
Matt
Old 11-14-2004, 06:23 AM
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Default Re: Yeah... So I just definatley blew up the z6. Taking guesses on what let go! (Johnyquest)

With the SOHC, it's very easy to pull the head as you don't have to take out the cam, etc. Get the valve cover and exhaust manifold off and you're halfway there. There's other stuff you have to take off but I don't remember right now. Bust out a Haynes or Helms or something, but it's easy trust me.
Old 11-14-2004, 07:40 AM
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You can line up the cam and crank afterwards don't worry about TDC. Unbolt the intake mani, take of the dizzy and valve cover then the head bolts. Loosen the timing belt tensioner in the timing cover and shimmy it off the cam. Then pull the head off, simple.
Old 11-14-2004, 08:02 AM
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Default Re: (D15B7turbo)

you melted a hole in the piston, I did that to my snomobile last year and it didnt run so well
Old 11-14-2004, 08:16 AM
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Old 11-14-2004, 10:54 AM
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Where's the pics, go to we-todd-did-racing.com and upload those biotches.
Old 11-15-2004, 06:41 AM
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Default Re: (D15B7turbo)

we-todd-did will not mail me my confirmation email. I've signed up twice now (including an attempt yesterday)...

Have pics, just searching for somewhere to put them... Suggestions?

Matt
Old 11-15-2004, 04:55 PM
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Default Re: (Johnyquest)

i use http://www.snapfish.com for pictures. they even got a hookup with ezarchive to let me get 25megs of video hosting space too
Old 11-16-2004, 06:28 AM
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Default Re: (blackeg)

NOW with pics up top!
Old 11-16-2004, 07:06 AM
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Default Re: (Johnyquest)

I figured i'd post this in my own thread so maybe someone who looks sees it so as not to totally ***** up the board..


Who here has a good price on ARP headstuds? I need a set for my rebuild, for my d16z6. PM me or just respond here.

Matt
Old 11-16-2004, 07:27 AM
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Default Re: (Johnyquest)

Ouch.

Try Earl for the studs...I *think* he carries them. Expect to pay about $120ish.
Old 11-16-2004, 09:15 AM
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Default Re: (DaX)

Just saw the pics.

Good job!
Old 11-16-2004, 09:22 AM
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Default Re: Yeah... So I just definatley blew up the z6. ***NOW WITH PICS*** (Johnyquest)

Pistons aren't looking too healthy.
Old 11-16-2004, 09:25 AM
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Default Re: (Johnyquest)

hahahha did i call it or did i call it !?
Old 11-16-2004, 09:37 AM
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Default Re: (Johnyquest)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Johnyquest &raquo;</TD></TR><TR><TD CLASS="quote">I figured i'd post this in my own thread so maybe someone who looks sees it so as not to totally ***** up the board..


Who here has a good price on ARP headstuds? I need a set for my rebuild, for my d16z6. PM me or just respond here.

Matt</TD></TR></TABLE>

lightning 89shipped i believe is what they are. Good seller too

https://honda-tech.com/zerothread?id=598414
Old 11-16-2004, 10:09 AM
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that looked like it hurt a little...
Old 11-16-2004, 10:17 AM
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Default Re: (Johnyquest)

http://tinypic.com/ thATS THE PLACE!
Old 11-16-2004, 12:02 PM
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beautiful! A+++ carnage. That's my favorite carnage picture in weeks!
Old 11-16-2004, 12:21 PM
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Default Re: (blundar)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by blundar &raquo;</TD></TR><TR><TD CLASS="quote">beautiful! A+++ carnage. That's my favorite carnage picture in weeks!</TD></TR></TABLE>



Old 11-16-2004, 01:08 PM
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Default Re: (Johnyquest)

congrats , the piston looks great!! and for future reference , gap your plugs to .28.


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