Workshop Manuals Factory service & repair Land Rover
01 4.0 & 4.6 Litre V8 Engine - 4th Edition02 03 04 05 INFORMATION06 07 08 GENERAL DATA09 10 11 12 TORQUE WRENCH SETTINGS13 SERVICE TOOLS14 15 16 17 18 DESCRIPTION AND OPERATION19 20 21 OVERHAUL
Land Rover Engine Overhaul Manual v8 4.0 4.621 · OVERHAUL
21 · General

Oil pump - inspection

Make
Land Rover
Model
Engines Engine Overhaul Manual v8 4.0 4.6
Section
Oil pump - inspection
OVERHAULOil pump - inspection
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ENGINE

26

OVERHAUL

Oil pump - inspection

1. Thoroughly clean oil pump drive gear, cover

plate, rotors and housing. Remove all traces of
sealant from threads of cover plate securing
screws and bolt; ensure tapped holes in timing
cover are clean and free from oil.

2. Check mating surfaces of cover plate, rotors

and housing for scoring.

3. Assemble rotors and oil pump drive gear in

housing ensuring that reference marks are
aligned.

4. Using feeler gauges, check clearance between

teeth of inner and outer rotors:
Maximum clearance = 0.25 mm (0.01 in)

5. Remove oil pump drive gear, check depth of

any wear steps on gear teeth:
Wear step maximum depth = 0.15 mm (0.006
in)

6. Place a straight edge across housing.
7. Using feeler gauges, check clearance between

straight edge and rotors:
Maximum clearance = 0.1 mm (0.004 in).

Parts & tools for this job Staging For Land Rover Engines

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