LAPPING THE MODEL A
Even new babbitt bearings can benefit from lapping
process
A Ford Model A babbitt bearing before its surface is smoothed with
a boring bar and cutter. A frame is centered on the Model A engine
to guide the boring bar as it spins in the babbitt bearings for the
crank.By Angelo Van Bogart
ngine bearings have come a long way since the early babbitt bearings,
but that doesn’t make a lick of difference to the restorer of a prewar car.