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Every little bit helps. Creating a smooth finish on the crank's rod journals should also be a part of the balance job. Here, Consolo placed our big-block crank into the lathe and began to spin the crank. Using a specially designed crank polisher and 1,000-grit sandpaper, he polished the rod journals, creating a burr-free environment for the bearings that will allow oil to distribute much more freely.