240 L4-2127cc 2.1L SOHC B21F (1982)
Piston Ring: Specifications
WIDTH:
Upper compr. ring ............................................................................................................................................... 1.728-1.740 mm (0.0680-0.0685 in)
Lower compr. ring .............................................................................................................................................. 1.978-1.990 mm (0.0779-0.0783 in)
Oil scraper ring ................................................................................................................................................... 3.978-3.990 mm (0.1566-0.1571 in)
CLEARANCE [1]:
Upper compr. ring ............................................................................................................................................... 0.040-0.072 mm (0.0015-0.0028 in)
Lower compr. ring .............................................................................................................................................. 0.040-0.072 mm (0.0015-0.0028 in)
Oil scraper ring ................................................................................................................................................... 0.030-0.062 mm (0.0012-0.0024 in)
RING GAP [2]:
Upper compr. ring ....................................................................................................................................................... 0.35-0.65 mm (0.014-0.026 in)
Lower compr. ring ...................................................................................................................................................... 0.35-0.55 mm (0.014-0.022 in)
Oil scraper ring ........................................................................................................................................................... 0.25-0.60 mm (0.010-0.024 in)
_____________________________________
[1]: In piston groove, measured with ring on piston.
[2]: Measure ring gap 15 mm (0.6 in) from lower edge of cylinder.
