Mahle file-fit piston rings sized 3.630" +0.005 are supplied with 1.0mm top, 1.0mm second, and 2.0mm oil rings for precision rebuilds. These file-fit rings are intended for final end-gap setting by the machinist to ensure correct bore contact and compression sealing. Delivered as a matched set, they are suitable for custom machine work where exact ring-to-bore clearance and end-gap are established during installation.
Mahle MS 3.630in +.005in 1.0mm 1.0mm 2.0mm File Fit Rings