The Triumph T140 Bonneville Message Board is provided by Shropshire Classic Motorcycles, T140 Parts Suppliers
Posted by Tiger on 5/15/2008, 1:16 pm, in reply to "Lock/Tab washers .....crank shaft and tranny main shaft."
122.107.174.249
The serrated washer is for the rotor nut, Triumph abandoned the bend over type lock washer in later engines.
I use med strength [blue] loctite for the clutch and torque to spec, I think Triumph went to a self locking nut at that location at about '68.
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