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Topic: think I broke something

in Forum: C3 Engines

think I broke something

Posted: 3/8/08 10:15am Message 21 of 23
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Mounds View, MN - USA
Joined: 5/24/2007
Posts: 1031
Vette(s): 70 LT1 coupe, 69 350 HP coupe, 69 390HP 427 coupe, 71 LS5 convert, 85 coupe, 93 coupe
In my humble opinion:
Joel  is absolutely right.  If the problem is in the valves, you wouldn't be pressurizing the crankcase and valve covers.  The only way for that to happen is past a piston, either the rings or a hole in the top.  

My sympathies!

Larry



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think I broke something

Posted: 3/8/08 7:43pm Message 22 of 23
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20214
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
Here's the pics of Scott's head, and pistons...ya'll take a look, and see if ya'll see something. I think he's gonna be looking at a broken ring land under the top ring, but won't know until he gets the piston popped out of the block. He's out of town for a week, so he'll get the rest of the scoop when he returns...

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Looks like we have a square port intake on oval port heads..doubt that that is the problem, but it's about the only thing I've seen at this point, that is out of place...Adams' Apple2008-03-09 18:13:25


Joel Adams
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think I broke something

Posted: 3/10/08 5:03am Message 23 of 23
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20214
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
I've just added one more pic...Ken took a look at the pics, and wondered if this may be a small crack in the top of the piston.

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Joel Adams
C3VR Lifetime Member #56    

My Link


(click for Texas-sized view!)
             NCRS

"Money can't buy happiness -- but somehow it's more comforting to cry in a CORVETTE than in a Kia"

in Forum: C3 Engines


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