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Mahle OE plain ring set specified at 4.205 in diameter with .043 in section thickness and a .135 in second ring height for performance applications. Packaged for individual use, these plain rings provide consistent, specified dimensions for piston rebuilds and engine assembly. The set’s measurements are intended for use where exact ring sizing and repeatability are required during engine work.
Mahle Rings Performance 4.205in x .043in Steel Napier Second Ring .135in RW Plain Ring Set
