While discussing bearing undersizes, Technician A says that undersized bearings are used when a crankshaft is reground. Technician B says that they are used on some new engines to compensate for errors in production. Who is correct?
A)A only
B)B only
C)Both A and B
D)Neither A nor B

Question

Quizplus · Accepted Answer

Both technicians are correct. Undersized bearings are used when a crankshaft is reground to compensate for material removed during the process, which reduces the distance between the crank journal and the bearing surface. Undersized bearings may also be used on some new engines to compensate for variations in production processes that can affect the dimensions of the crankshaft and block.

While Discussing Bearing Undersizes, Technician a Says That Undersized Bearings