Answer / astaklesh

It icreases the friction between the moving parts.
Engine`s efficiency will reduce.
over heating may occur due to friction between moving parts.

Answer / papesh kumar roul

due to reduce the
friction and heat
also.Beacuse when two
gearing parts
rotate ,it creates heat
and noise .for more
inquary call me
+918895360898(papesh)

Answer / manoj kumar roy

To lubricate the moving parts and minimize wear and thus prevent frication bearing and other parts.
It must be prevent rust,corri, and clean crank case comp.
It must be reduce noise,and its kept to parts cool.

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