Maintenance & Technical > KX500 Original

Need HELP seized

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allan1353:
Could of it been  cold seized?

jonny500:
check the coolant pump, maybe the impeller is damaged

weymouth399:
I've only quickly read this, but I have not seen or herd of a leak down test being done during all this.  :-o   
I'm new at this, only 30 plus years. But I think it should be done to eliminate a few questions. Seizure from lean condition, out of the blue.Thats a good reason for a leak down test to me. 

Bob W

Ims Roll:
leak down test i have not buddy

Polar-Bus:

--- Quote from: weymouth399 on September 16, 2012, 12:43:34 PM ---I've only quickly read this, but I have not seen or herd of a leak down test being done during all this.  :-o   
I'm new at this, only 30 plus years. But I think it should be done to eliminate a few questions. Seizure from lean condition, out of the blue.Thats a good reason for a leak down test to me. 

Bob W

--- End quote ---

I was thinking the same thing, overheated engine melted/warped crank seals sucking air ? Now we read about a "torn air filter"  :?   Too many unknowns and stories with this engine issue to really help. Impossible to help without some type of correct 2 stroke engine systematic diagnosing...

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