What is the main function of motor oil? *
a. Improve the sealing of piston rings
b. Clean the...
Engineering, 21.05.2021 21:30 nya4657
What is the main function of motor oil? *
a. Improve the sealing of piston rings
b. Clean the engine from sludge and varnish
c. Reduce friction and wear on moving parts
d. Neutralize acids
Answers: 3
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