Pic. 49. The position of the ignition distributor drive sprocket (1). Chain damper (2), to be dismantled.
Remove the camshaft drive cover (section 2.4).
Remove the one shown on the left in fig. 49 chain guide.
Loosen the drive chain tension by turning the left camshaft.
Remove the ignition distributor drive sprocket, making sure that the drive chain does not come off the remaining sprockets.
To replace the bushings of the supports, a puller with an internal grip is required. Press new bushings in such a way that the oil supply grooves are at the bottom.
Lubricate the supports with engine oil and install the distributor drive gear.
Turn the crankshaft to the TDC position in the first cylinder. Align the marks on the teeth of the drive gear and on the cylinder block.
Put the drive chain on the sprocket and install the chain guide.
Perform the rest of the work in reverse order.