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Mahle MS piston ring set sized 3.766" +0.005" includes 1.0mm, 1.0mm, and 2.0mm file-fit rings for precise bore finishing. These file-fit rings arrive ready for final sizing and provide the basic sealing components needed when rebuilding or refreshing an engine. The set description matches shop use: measure, file to fit, and install for correct ring-to-cylinder clearance.
Mahle MS 3.766in +.005in 1.0mm 1.0mm 2.0mm File Fit Rings
