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Mahle MS piston ring set sized 4.005" +0.005" includes 1.0mm, 1.0mm and 2.0mm file-fit rings for precise final fitment. Provided as a file-fit kit, the rings let technicians establish correct end gaps and ring-to-bore clearances during engine rebuilds. The overview frames the set for measured installation practices used in shops and by builders who finish rings to match cylinder dimensions.
Mahle MS 4.005in +.005in 1.0mm 1.0mm 2.0mm File Fit Rings
