Mahle file-fit piston ring set includes 4.260" +0.005 bore rings with 1.0mm top and second rings and a 2.0mm oil ring. These rings are supplied for shop finishing to size and are intended for rebuilding applications where exact bore sizing is required. The set's specified gaps and thicknesses make it suitable for precision engine assembly and repair.
Mahle MS 4.260in +.005in 1.0mm 1.0mm 2.0mm File Fit Rings