It's really no differant---operation-wise---than any other car. Obviously, bad knocks, taps and rattles are just as much of a problem with a Datsun as a Buick, Ford or Land Rover. Maintenance is key to preserving the life. Their weekest point was the body, which would rust and rot out especially in high salt areas. Also, the light rear tending to make for poor traction in wet and snowy weather. Reading the owner's manual, if it still has it, will answer many questions you have pertaining to the vehicle.
As far as sitting a vehicle over a long period, seals tend to suffer the most. It not uncommon for master cylinders, hydraulic clutch parts and brake wheel cylinders to start leaking after a long sit. Have the vehicle checked out by a competant mechanic before putting it back on the road.
As far as sitting a vehicle over a long period, seals tend to suffer the most. It not uncommon for master cylinders, hydraulic clutch parts and brake wheel cylinders to start leaking after a long sit. Have the vehicle checked out by a competant mechanic before putting it back on the road.