NissanPartsDeal.com offers the wholesale prices for genuine 1981 Nissan 720 Pickup parts. Parts like Alternator Fitting are shipped directly from authorized Nissan dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L, 4 Cyl 2.2L, 4 Cyl 2.2L Diesel, 4 Cyl 2.4L, 4 Cyl 2.5L Diesel. Grade/Trim: DX, GL, ST, STD.