940 L4-2.3L SOHC VIN 88 B230F (1992)
Piston Ring: Specifications
WIDTH:
Upper compr. ring ............................................................................................................................................... 1.728-1.740 mm (0.0680-0.0685 in)
Lower compr. ring .............................................................................................................................................. 1.728-1.740 mm (0.0680-0.0685 in)
Oil scraper ring ................................................................................................................................................... 3.475-3.490 mm (0.1368-0.1374 in)
CLEARANCE [1]:
Upper compr. ring ............................................................................................................................................... 0.060-0.092 mm (0.0024-0.0036 in)
Lower compr. ring .............................................................................................................................................. 0.040-0.072 mm (0.0016-0.0028 in)
Oil scraper ring ................................................................................................................................................... 0.030-0.065 mm (0.0012-0.0025 in)
RING GAP [2]:
Upper compr. ring ....................................................................................................................................................... 0.30-0.55 mm (0.012-0.022 in)
Lower compr. ring ...................................................................................................................................................... 0.30-0.55 mm (0.012-0.022 in)
Oil scraper ring ........................................................................................................................................................... 0.30-0.60 mm (0.012-0.024 in)
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[1]: In piston groove, measured with ring on piston.
[2]: Measure ring gap 15 mm (0.6 in) from lower edge of cylinder.
