I hadn't thought about it in a while but I dated two different girls back in the 80's that had 280ZX's. Good times...
I did a quick search for a picture of my '78 280Z and came across this description I put together for a car show:
1978 Datsun 280Z
The ’78 280Z is the last of the original body style ‘Z’ cars
that started with the 1970 Datsun 240Z.
Drivetrain: 2800 cc (171 cu. In) inline 6-cylinder
Nissan competition 0.040” over pistons
Compression was raised from 8.3:1 to 9.7:1
Stage II Schneider cam with heavy duty valve springs
Ported head
Balanced crank, rods, and pistons
6 into 2 into 1 header and 2 ½” exhaust
61mm Weber throttle body with K&N cone filter
Ported and polished intake manifold
MSD multiple spark ignition and MSD coil
10 lb flywheel (stock flywheel was 27 lbs)
Centerforce Stage II clutch
1983 280ZX 5-speed transmission (for better gear ratios)
R200 rear end with 3.9 gear ratio
Over 200 hp
Chassis: Steel unibody construction
Eibach springs (2” drop)
Tokico strut inserts
Suspension Techniques anti-roll bars
Polyurethane bushings throughout
Strut braces front and rear
Front disk brakes, Porterfield carbon-kevlar pads
Rear Aluminum drum brakes, Porterfield carbon-kevlar shoes
15 x 7” Enkei wheels with 225/50-15 Dunlop SP8000 tires
240Z lightweight bumpers
Front air dam and rear spoiler
PPG Urethane paint
Curb weight 2600 lbs
Performance: 0-60 acceleration is 6 seconds (approximate)
Top speed over 140 mph (observed)