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Piston Ring Width

DESCRIPTION SPECIFICATIONS
Metric Standard
Top Compression Ring 1.17-1.20 mm 0.0461-0.0472 in.
2nd Compression Ring (Micro - Napier) 1.47-1.49 mm 0.058-0.059 in.
Oil Control (Steel Rails) 0.435-0.490 mm 0.0171-0.0193 in.


Description Specification
Metric Standard
Number 1 Ring (Top) 3.00 - 3.20 mm 0.118 - 0.126 in.
Number 2 Ring (Center) 3.59 - 3.85 mm 0.141 - 0.152 in.
Oil Control Ring (Steel Rails) 1.930 - 2.083 mm 0.076 - 0.082 in.
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