Sounds like it's seized.
Is it modified? Has it been set up correctly?
Run out of 2-stroke oil?
Using crap oil instead of the good fully-synthetic stuff?
They (2-strokes) only blow up if you (a) don't look after them, (b) don't set them up correctly, or (c) if they are a Suzuki!
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Andy.
NSR-WORLD.COM
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