Early cush drive engine shock absorber

[Greybeard]

As I've got my engine in pieces I've been taking photos for reference later. Here is a series of pictures showing how the early engine shock absorber goes together:

[Greybeard]

This is the assembly minus the spring and Sliding sleeve, (67-2055). This picture shows that the outer nut (67-2054) via the Cush Drive Bearing (67-2071) keeps the main bearing tight against the crankshaft endfloat shims (if fitted) and the crankshaft so MUST be very tight.