900 L4-1985cc 2.0L DOHC Turbo EFI (1985)
Piston Ring: Specifications
Top Compression Ring:
Width (thickness) ............................................................................................................................................... 1.73 - 1.75 mm (0.0681 - 0.0689 in)
Side clearance in groove ................................................................................................................................ 0.050 - 0.082 mm (0.0019 - 0.0032 in)
Working gap in new cylinder ............................................................................................................................. 0.35 - 0.55 mm (0.0138 - 0.0216 in)
Second Compression Ring:
Width (thickness) ................................................................................................................................................. 1.98 - 1.99 mm (0.078 - 0.0779 in)
Side clearance in groove ................................................................................................................................ 0.040 - 0.072 mm (0.0016 - 0.0028 in)
Working gap in new cylinder ............................................................................................................................ 0.30 - 0.45 mm (0.0118 - 0.0177 in)
Oil-scraper Ring:
Width (thickness)* .............................................................................................................................................. 2.63 - 2.73 mm (0.1035 - 0.1075in)
Side clearance in groove ....................................................................................................................................................................................... N/A
Working gap in new cylinder** ......................................................................................................................... 0.38 - 1.40 mm (0.0149 - 0.0551 in)
NOTE: * Segment width (thickness): 0.58 - 0.64 mm (0.023 - 0.025 in).** Applies to segment.
