TTS Quattro Roadster L4-2.0L Turbo (CDMA) (2009)
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Piston Ring: Testing and Inspection
Piston Ring Gap, Checking
Piston Ring Gap, Checking
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Push the piston ring squarely from above down to approximately 15 mm from the bottom end of the cylinder.
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To do this use a piston without piston rings.
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Measure with feeler gauge.
