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Mahle MS piston ring set sized 3.927" +0.005 used for 4-cylinder file-fit applications. The set lists ring widths of 1.0mm, 1.0mm and 2.0mm, intended for precise file-fit installation where bore oversize and ring widths match engine specifications. It’s presented for engine rebuilds requiring accurate ring sizing and careful fitment during installation to restore proper sealing and compression.
Mahle MS 3.927in+.005in 1.0mm 1.0mm 2.0mm 4cyl File Fit Rings
