Touareg V6-3.2L (BMX) (2005)
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Remove cylinder head from piston and lay aside both components next to another.
Note: Make absolutely sure that the air line - 1 - is not damaged.
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Remove gasket - 1 - and clean contact surface on cylinder head.
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Pull piston - 2 - in - direction of arrow - toward TDC (Top Dead Center).
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Remove piston ring - 3 - from piston - 2 - without equipment, e.g. screwdriver.
Installing piston ring
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Place new piston ring onto piston, gap - arrow A - on piston ring must point toward outside.
Note:
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Gap - arrow A - and anti-twist mechanism - arrow B - must align.
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Piston ring is properly installed if anti-twist mechanism is visible in gap on piston ring - arrow C -.
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Make sure not to overstretch piston ring.
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Check piston ring play, piston ring must be able to be easily turned in both directions within anti-twist mechanism in gap of piston ring - arrow C -
while doing so.