TTS Quattro Roadster L4-2.0L Turbo (CDMA) (2009)
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Piston Ring: Specifications
Piston Ring Gap
Compression ring
New ..................................................................................................................................................................................................... 0.20 to 0.40 mm
Wear limit ......................................................................................................................................................................................................... 0.8 mm
Oil scraping ring
New ..................................................................................................................................................................................................... 0.25 to 0.55 mm
Wear limit ......................................................................................................................................................................................................... 0.8 mm
Ring to Groove Clearance
Compression ring
New ................................................................................................................................................................................................. 0.035 to 0.075 mm
Wear limit ..................................................................................................................................................................................................... 0.015 mm
Oil scraping ring
New ..................................................................................................................................................................................................... 0.03 to 0.06 mm
Wear limit ....................................................................................................................................................................................................... 0.15 mm
