Rolls-Royce 20/25 - crankshaft damper
Old and new. The driven disk was corroded and had already been ground below limit. The disk is held in place by 4 rivets; visible in the photograph. |
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The old disk resting on top of the overhauled and reground replacement. The new disk is 0.088" thick compared with 0.061" of the old one. |
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Rear and centre elements of the damper, which have been reground with a minimum of material removed. |