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White Metal Bearings

White Metal Bearings

The Beardmore engine employs the use of “Babbitt” or “White metal” bearings; these were first patented by Isaac Babbitt in 1839 and were used in steam engines, machinery and the internal combustion engine.

Babbitt has excellent embed ability which means that a foreign matter not carried away by the engine lubricant is embedded below the surface and rendered harmless, this is due to Babbitts hard/soft composition (approx 87%Tin, 5.5%Copper, and 7.5% Antimony) this is a very important factor in these older engines as they do not incorporate the use of an oil filter unlike a modern engine.

replicating the originals

In most cases the Babbitt...Read more