Removal
1 Remove the sump.

2 Unscrew the bolt securing the pick-up tube and strainer to the cylinder block (see illustration).

30.2 Unscrewing the oil pick-up tube securing bolt

3 Using a suitable splined socket, unscrew the two securing bolts and withdraw the oil pump and strainer (see illustration).

30.3 Unscrewing an oil pump securing bolt

4 If desired, the hexagon-shaped driveshaft can be withdrawn, but note which way round it is fitted (see illustration).

30.4 Withdrawing the oil pump driveshaft

The driveshaft
engages with the lower end of the distributor driveshaft.

5 Thoroughly clean the mating faces of the oil pump and cylinder block.

Refitting
6 Commence refitting by inserting the oil pump driveshaft into the cylinder block in its previously noted position.

7 Prime the pump by injecting oil into it and turning it by hand.

8 Fit the pump, insert the securing bolts, and tighten them to the specified torque.

9 Fit the pick-up tube securing bolt and tighten it.

10 Refit the sump.