A Lubrication Pump Follower helps to control the amount of oil that is pumped into the engine. The follower is made of metal or plastic and it has a plunger that is connected to a spring. The plunger moves up and down with the rotation of the engine, and the spring helps to keep the plunger in a constant position.Attributes:● Prevents the lubrication pump from over-pumping● Manufactured to precise specifications and is durable and reliableApplications:A Lubrication Pump Follower protects the lubrication pump from damage.