80tq: Blown Engine

[JShadzi at aol.com]

Ya, Bernie was there at Sears, he mentioned the engine wouldn't even turn over it was siezed so bad, we'll have to see when I pull off the head.

Javad

>> 
>> Well, it was bound to happen at some point =)
>> 
>> It happened the first day of the second session at the Audi Club Nationals at 
>> Sears Point racetrack.  I was coming out of the "Carousel", turn 6 for those 
>> of you familiar with the track, accelerating pretty hard (around 4500rpm) 
>> coming out of the exit, when I lost power, I upshifted, still no power, heard a 
>> metallic rattling, white smoke out the back, and I shut it off and pulled over 
>> immediately.
>> 
>> Here is what the #1 spark plug looks like, careful for the faint of heart, it 
>> isn't pretty:
>> 
>> http://www.80tq.com/albums/?mode=album&album=BlownSparkPlug&dispsize=640
>
>Looks just like what happened to Pat Martin's 4ktq a couple of years
>ago at Thunder Hill...
> 
>> The engine is still aligned, timing belt in tact, so it wasn't an 
>> interference issue.  All other plugs look ok, so I think its probably a dropped valve or 
>> somthing similar in the #1.  The engine still turns over smoothly.  I'll have 
>> the head off today probably to get a better look at it, I'll keep everyone 
>> posted.
>
>The head broke off a valve on Pat's car.  Symptoms just the same - turned
>over, just wouldn't start, mainly due to the big hole in the #1 piston
>causing havoc with the intake system/crankcase breather as I recall.
>
>Orin.
>
>