saab Workshop Repair Guides

Saab Workshop Service and Repair Manuals

Piston Ring, Engine|Specifications|Page 3445 > < Design Specifications - Pistons|Page 3441
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Piston Ring: Specifications

Piston rings 
Thickness

Upper Compression ring ........................................................................................................................................................................  1.475 - 1.490 mm
Lower Compression Ring ......................................................................................................................................................................  1.475 - 1.490 mm
Oil Scraper Ring .....................................................................................................................................................................................................  - 2.500

Side clearance in groove

Upper Compression ring ........................................................................................................................................................................  0.035 - 0.080 mm
Lower Compression Ring ......................................................................................................................................................................  0.040 - 0.075 mm

Working gap in cylinder

Upper Compression ring ........................................................................................................................................................................  0.300 - 0.500 mm
Lower Compression Ring ......................................................................................................................................................................  0.300 - 0.500 mm
Oil Scraper Ring ........................................................................................................................................................................................  0.75 - 1.00 mm

Piston Ring, Engine|Specifications|Page 3445 > < Design Specifications - Pistons|Page 3441