Oil Pump: Inspection

Check oil pump housing for cracks or damage. Ensure pressure relief valve slides freely. Check pressure relief valve spring for wear or damage. Check oil pump drive and driven gear for wear or damage. Check oil pump clearance. See OIL PUMP CLEARANCE SPECIFICATIONS table.

OIL PUMP CLEARANCE SPECIFICATIONS

Application

In. (mm)

Driven Gear-to-Body

⁽¹⁾ .004-.007 (.10-.18)

Gear Side Clearance

⁽²⁾ .004 (.10)

Gear Tip-to-Crescent

⁽²⁾ .014 (.35)

⁽¹⁾	Wear limit is .008" (.20 mm).

⁽²⁾	Maximum clearance.