1 Remove the distributor cap.
2 Disconnect the low-tension lead from the distributor.
3 Disconnect the vacuum hose.
4 Remove the three retaining bolts from the distributor.
5 Withdraw the distributor from the camshaft cover.
To refit
1 Rotate the distributor shaft until the drive dog engages in the slot in the camshaft (the slot is offset).
2 Press the distributor into position and fit the retaining bolts.
3 Connect the low-tension lead and refit the distributor cap.
4 Adjust the ignition timing.
5 Tighten the retaining bolts and connect the vacuum hose.
6 Adjust the idling speed.