Question

Technician A says that the oil control ring scrapes oil off the cylinder wall with each downward piston stroke. Technician B says that a typical oil control ring consists of two separate pieces. Who is right?

A. Technician B only
B. Both Technicians A and B wrong answer
C. Technician A only
D. Neither Technician A nor B
p.s "both"is wrong

Answer 1

C. Only tech A is correct

Step-by-step explanation:

Oil control rings are designed differently than compression rings. A typical oil control ring consists of three separate pieces: two very thin metal rings called scrapers, and a spacer ring called an expander placed in the groove between them.