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The Mahle OE Moly ring set listed as Performance HV385 is a piston ring kit built with a steel top and moly treatment to meet rebuild or repair needs. It provides the sealing rings needed for piston-to-cylinder sealing in compatible engines. Specification details include a 3.917 in diameter, 1.2 mm thickness top ring dimension and .133RW specified ring width, supplied as a matched moly ring set for OE-style replacement.
Mahle Rings Performance HV385 Steel Top 3.917 x 1.2MM .133RW Moly Ring Set
