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long time posting, broken block, etc....
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Quasi-Traction
"I have petals"


Joined: 24 Oct 2005
Posts: 3873
Location: stumptown

1986 Chevrolet Camaro Berlinetta

PostPosted: Tue Oct 30, 2007 4:12 pm    Post subject: long time posting, broken block, etc.... Reply with quote

Well, as it turns out I did some massive damage...pictures will come as soon as my internet stopps being crappy.

Anywho, Tony was kind enough to take most of the pictures (perhaps he can post them?) since the camera needs new batteries and I'm a poor college student...I pulled 3 and 4's pistons and what's left of the rods out the other day...yeah...that's some serious breakage. Both the crank ends of the rods are in pieces...and they put some nice scarring in the crank. Damage is over .250" in the 3/4 rod journal. Guess I'll be tossing the crank. The connecting Rods on the 3/4 pisttons are fubared BIG TIME. the damage with the rods even took out part bore area on the block. Its no wonder this thing siezed!!!

Took some dial caliper and micrometer measurements of the bore, rods and crank. All the bearings on the rods/crank were standard size. Hmmm....The bore meausrement seems to be around 3.7-3.80ish... Makes me wonder if I had a 305 in there. The heads are both 354434 casting, which is an early 305 casting.

Had the Machine Shop and Automotive Machine teacher take a look at the block this week. The damage looks like its below the bottom of where the piston sweep is.Tony pointed out that both the rods are bend more than 40 Degrees off where they should be centered on the crank.

The block casting # suggests its at least stock 327/350's bore, but the pistons, seem to suggest it being a 305. I'm really not sure. On a different note, 4 and 7's first two rings came to pieces when I pulled them out of the bores, they were the two blowby queens. all the other rings came off the pistons in one piece, or two.

anywho, that's the update.

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Sellmanb
Member


Joined: 30 Nov 2004
Posts: 727
Location: Tigard, OR


PostPosted: Tue Oct 30, 2007 5:04 pm    Post subject: Reply with quote

wow, that sounds like the gruesome murder you hear about on tv that you go "ewww... when do they show pictures?"
...

ewww... when do they show pictures? Smile

It is weird that the block casting number says it's a 350, but the pistons are for a 305.... that irks me (and kinda pisses me off, as I paid like 400 bucks for the longblock)
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Xophertony
Rodeo Queen


Joined: 13 Oct 2005
Posts: 5306
Location: Portland, Oregon.

1988 Pontiac GTA

PostPosted: Tue Oct 30, 2007 9:16 pm    Post subject: Reply with quote

this thread is useless without pics!!!!!!!!!!































this is what i saw when i got to chris' house.

tell your boobs to stop staring at my eyes.



note the chunk of the piston sleeve that is gone, and the chunk of the bottom of the block that is gone.

this is a shot past the crank at the bore, note the dent from where the rod smashed into it.

and lastly a wide shot. let this be a lesson to you, if you are an engine, stay out of chris's car. Wink

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86' firebird (Junked in 2015). 88' GTA (sold in 2020).
aaron_sK wrote:
Hell, Tony drove his GTA to Cows a few years back with the pickup coil that came out in pieces.


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Dewey316
The Lama


Joined: 08 Jan 2004
Posts: 7295
Location: Bringing the tech

1990 Chevrolet Camaro RS

PostPosted: Tue Oct 30, 2007 9:17 pm    Post subject: Reply with quote

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Xophertony
Rodeo Queen


Joined: 13 Oct 2005
Posts: 5306
Location: Portland, Oregon.

1988 Pontiac GTA

PostPosted: Tue Oct 30, 2007 9:19 pm    Post subject: Reply with quote

the same thing you do with everything else john... shove it. =D

i can see them... lemmie investimigate, paul mentioned something about comcast being extra comcastic (sucky) about photos.


EDIT*
i don't know. i used to be able too host viewable photos. i guess you can right click, "save as" and look at them on your desktop.
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Al Hasse
Member


Joined: 19 Nov 2005
Posts: 4379
Location: Bremerton, WA

1992 Chevrolet Camaro RS

PostPosted: Tue Oct 30, 2007 9:43 pm    Post subject: Reply with quote

That's quite the carnage Shocked
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89 Camaro
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Dewey316
The Lama


Joined: 08 Jan 2004
Posts: 7295
Location: Bringing the tech

1990 Chevrolet Camaro RS

PostPosted: Tue Oct 30, 2007 9:45 pm    Post subject: Reply with quote

Once I right clicked and opened one, all the pictured showed.

I think you should tell comcast to shove it.

--John
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Schultzy89GTA
M.R.A. (11sec Club)


Joined: 08 Jan 2004
Posts: 4417
Location: Gresham, OR

1989 Pontiac GTA

PostPosted: Tue Oct 30, 2007 9:47 pm    Post subject: Reply with quote

Shocked

Nasty. What's the plan now?

-Schultzy
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Quasi-Traction
"I have petals"


Joined: 24 Oct 2005
Posts: 3873
Location: stumptown

1986 Chevrolet Camaro Berlinetta

PostPosted: Tue Oct 30, 2007 10:11 pm    Post subject: Reply with quote

Plan now is new motor....

I'm not sure which is better to go with. I have the block that came out of the car, which is a 2 bolt main that has the 010/020 in the timing cover area. If it truely is a 327/350 block; based on the measurements I took of the pistons, I think its gotta be pretty close to standard bore (Rod and main's were also STD). The other block I have is a 4 bolt main but it only has a "010" number in the timing chain area and I haven't tried to stuff one of the pistons down the bore, so I don't know the size.

Reguardless, both blocks are gonna have to be checked for cracks, size and trueness of bores and be hottanked. I'm leaning towards the 4 bolt block I have as my usable core, but the 2 bolt is a high nickle/tin, and if the damage to the bore won't effect the block....I don't see any reason not to use it.

Right now, I'm just figuring out which block to use and then go from there.

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iansane
Member


Joined: 16 Jan 2004
Posts: 5742
Location: Bothell

1991 Pontiac Trans Am

PostPosted: Wed Oct 31, 2007 6:00 am    Post subject: Reply with quote

Sell both blocks in favor of an LSx...

Oh wait. Do I always say that? Laughing

That's some nasty chocolate you got there!
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kenf729
Member


Joined: 22 Mar 2007
Posts: 88
Location: Forest Grove, Oregon


PostPosted: Wed Oct 31, 2007 8:32 am    Post subject: Reply with quote

Wow, in that 5th picture, the crank really smaked that rod hard enough to take a piece out of the block, bust a chunk off the piston sleve and dent/hole in the oil pan, not to mention dent the heck out of the crank it's self...bet that made quite a bit of noise?
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STEEL
Member


Joined: 22 May 2007
Posts: 417


1991 Chevrolet Camaro RS

PostPosted: Wed Oct 31, 2007 8:40 am    Post subject: Reply with quote

Nice.... Just, nice...
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Quasi-Traction
"I have petals"


Joined: 24 Oct 2005
Posts: 3873
Location: stumptown

1986 Chevrolet Camaro Berlinetta

PostPosted: Wed Oct 31, 2007 9:43 am    Post subject: Reply with quote

kenf729 wrote:
Wow, in that 5th picture, the crank really smaked that rod hard enough to take a piece out of the block, bust a chunk off the piston sleve and dent/hole in the oil pan, not to mention dent the heck out of the crank it's self...bet that made quite a bit of noise?


Yeah, sounded like popcorn popping, not to mention the car bucking and shivering like crazy.

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Twilightoptics
Hardcore (12sec Club)


Joined: 13 Jan 2004
Posts: 9191
Location: Auburn , WA

1987 Chevrolet Camaro IROC-Z

PostPosted: Wed Oct 31, 2007 2:18 pm    Post subject: Reply with quote

Didn't you say the blown motor... the block had a crack in the cylinder wall?
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DBL_TKE
Member


Joined: 28 Feb 2007
Posts: 1505
Location: Aloha, OR

1991 Chevrolet Camaro Z/28

PostPosted: Wed Oct 31, 2007 2:42 pm    Post subject: Reply with quote

wow, looks like your engine wasn't getting along with you all that well.
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Richmond 3.73 posi| 36/24 sway bars | SLP LM2 | Koni's | Ground Control 800/200 | Y2K wheels | Dyno Don headers & Y-pipe | airfoil | BBK underdrive pulleys | Raised strut mounts | Extended ball joints | LCARB'S
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Schultzy89GTA
M.R.A. (11sec Club)


Joined: 08 Jan 2004
Posts: 4417
Location: Gresham, OR

1989 Pontiac GTA

PostPosted: Wed Oct 31, 2007 4:29 pm    Post subject: Reply with quote

If you are going SBC you should really price out stroking it. I think you will find that it will not be that much more. LSx is nice if you can get into it right. Even a stock LS1 will be a very very nice upgrade.

-Schultzy

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Red Sled: 89 GTA, 383, TKO, N2O

12.73 @ 109.39, 1.793 60 \ 11.794 @ 121.16, 1.62 60 (old combo)
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Twilightoptics
Hardcore (12sec Club)


Joined: 13 Jan 2004
Posts: 9191
Location: Auburn , WA

1987 Chevrolet Camaro IROC-Z

PostPosted: Wed Oct 31, 2007 4:44 pm    Post subject: Reply with quote

I'm with stupid

If you have to buy a crank/rods/pistons....

383 is the same cost.

Just a little block work.
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Quasi-Traction
"I have petals"


Joined: 24 Oct 2005
Posts: 3873
Location: stumptown

1986 Chevrolet Camaro Berlinetta

PostPosted: Wed Oct 31, 2007 7:23 pm    Post subject: Reply with quote

Twilightoptics wrote:
Didn't you say the blown motor... the block had a crack in the cylinder wall?


was an optical illusion...can't see any visible cracks running up the bore now that the crank is out.

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Quasi-Traction
"I have petals"


Joined: 24 Oct 2005
Posts: 3873
Location: stumptown

1986 Chevrolet Camaro Berlinetta

PostPosted: Wed Oct 31, 2007 7:25 pm    Post subject: Reply with quote

383eh?

I'd like to be able to spin this thing up to 6k without problem, and I think the extra machine work might put me over my budget too.

I'll definately take it into consideration though.

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Twilightoptics
Hardcore (12sec Club)


Joined: 13 Jan 2004
Posts: 9191
Location: Auburn , WA

1987 Chevrolet Camaro IROC-Z

PostPosted: Wed Oct 31, 2007 7:58 pm    Post subject: Reply with quote

What extra machine work? There isn't anything different for a 383 than for a 350. Just the parts. Modify the block for clearance yourself. Also depends on of if you use 6.0" rods or 5.7" rods.
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