There's quite a bit more to it, there a relay for the brake lights ,a second indicator relay, and a good chunk of wiring loom. As well as the other side of the panel and the plastic...
What engine? How many blades on the fan?
Not wise to assume original engine. Serial number of engine will tell you.
Rebuild kits for the bearings are available, as are new pumps from turner engineering.
The military engines were designed to cope with stationary duties, so some had extra...
The dash panel and the heater box can be removed without the loom, so yes. Mostly.
Not sure about the binnacle surround, or the vent lever panel, though.