Shop manuals are the best place to find the diagrams but there is also a vacuum diagram sticker stuck to the lower right of the inside of your hood.
Diagram for vacum line / heater lines for 1983 nissan 280z
What is the QUESTION?
Try going to the following website: http://carfiche.com. Click on Service Manuals "Cars" and you can then download a free copy of the 1982 280zx manual. A picture might be better; but, a diagram can be found in the EF & EC (engine fuel and emmissions) section. 1982 & 1983 should be the same.
Check: NADA.com Autotrader.com Kbb.com
head torque is 55lbs for turbo
its the top fuse on the left column of fuses
1-5-3-6-2-4
I have a 1983 280zx, so I can tell you based on personal experience that it will run, however your mileage and performance will go down and it could damage your fuel system.
Firing Order of Nissan's L-6The firing order of the 1982 is 1-5-3-6-2-4 (1982 Datsun 280ZX Service Manual, October 1981 edition), all L24-L28E engines use the same order (240Z-280ZX till 1983). In 1984 Nissan changed to the VG30E for the 300ZX which has a firing orde of 1-2-3-4-5-6.
The flasher for a 1983 Datsun 280zx is mounted under the dash. It is on the drivers side, close to the kick panel.
inside the tank
You can find the vacuum line diagram for the 1983 Toyota Corolla in most Chilton's manuals for that model and year of vehicle. You can also find this diagram at many auto repair shops or libraries.