About broken rings - unless the whole top of a piston disintegrated, how would a broken ring get out of it's groove?
I've had broken rings before - rookie mistake, putting narrow rings in wide grooves - the engine ran fine, but with a ton of blow-by. The piston ring grooves were, thankfully, not damaged. You learn from mistakes... Chuck Kuecker On 5/23/2011 12:23 PM, No Quarter wrote: > I wonder if he lost that brass tube out of the carburetor? > > NQ > ----- Original Message ----- > From: "Gerald Livingston"<[email protected]> > To:<[email protected]> > Sent: Sunday, May 22, 2011 9:43 PM > Subject: Re: [vintagvw] Motor locked up. > > >> Sounds more like it will turn 340 degrees but not the last 20. >> >> The fact that it was 'stuck' until a bit of pressure was applied in the >> 'correct' direction indicates something has dropped into the combustion >> chamber. You're looking at a rebuild of at least the top end. Whatever >> is stuck in there has already scored the cylinder enough to have been >> wedged between the piston and cylinder OR it had the piston hammered >> down on it hard enough to lightly weld itself to the piston and >> cylinder locking them together until you broke it free. >> >> It could just be a ring that self destructed and wedged itself in >> there. Part of it causing the piston to 'stick' and another piece >> wedging a valve open at the seat. >> >> Whatever is in there now was also in there when the motor was at >> operating speed. No way you're getting out of that rebuild. >> >> G2 >> >> On Sun, 22 May 2011 20:45:32 -0400 >> [email protected] wrote: >> >>> Are you saying it will turn back and forth to some point which >>> represents 20 degrees of crank travel? >>> >>> -----Original Message----- >>> From: asad ishaque<[email protected]> >>> To: vw mailing list<[email protected]> >>> Sent: Sun, May 22, 2011 8:18 am >>> Subject: Re: [vintagvw] Motor locked up. >>> >>> Continuing the uncovering of the mystery...... >>> >>> 4. Now the motor sat on the ground and was inspected. It just would >>> not turn. We >>> >>> decided to be gentle with it and put a 36mm socket with a standard >>> handle on the >>> >>> gland nut (no breaker bar). It would not turn. Just a bit of a nudge >>> and it came >>> >>> free!! It proceeded to turn anticlockwise without any issues but >>> again at about >>> >>> the same point, it would not go any further. >>> >>> >>> >>> We deduced that for about 20 degrees of the revolution, it does >>> not go round. >>> >>> You can take it the other way round but not thru the 20 degrees. >> _______________________________________________ vintagvw site list [email protected] http://lists.sjsu.edu/mailman/listinfo/vintagvw
