Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

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.