The Weather Proof Cylinder Liners and Blocks are available from centrifugally casted, shell casted with closely grained cast irons. Karan Export supplies Weather Proof Cylinder Liners and Blocks. Karan Export is an ISO 9001:2000 registered organization that supplies various types of precision engineered automotive components and accessories like automotive engine parts, automotive pistons, automotive connecting rods, automotive air filters, automotive spare parts, etc. The cylinder liners are heat treated. The cylinder bores are cross honed and diameters are properly ground finish to achieve the highest level of accuracy.