How much does an '80 Honda CM400T engine weigh?

How much does an '80 Honda CM400T engine weigh?

It has 447 cc engine (so heavy) i.e. About 186.7 kg…How much does an 80 Honda CM400T engine weigh - 1

184.0 kg (405.7 pounds)

The whole bike maybe. Not just the engine. I'm thinking approx 160#.