Inlet-metering, opposed-plunger distributor injection pumps rely on what for the lubrication of internal components?
A) Pressurized engine oil.
B) Injection pumps are pre-greased and sealed.
C) Lubricity of diesel fuel.
D) Pump components are silicone coated.

Question

Quizplus · Accepted Answer

Inlet-metering, opposed-plunger distributor injection pumps use the lubricity of diesel fuel for the lubrication of their internal components. Diesel fuel has inherent lubricating properties that help in reducing the wear and tear of the pump's moving parts.

Inlet-Metering, Opposed-Plunger Distributor Injection Pumps Rely on What for the Lubrication