Search by number: 1989 Nissan Pulsar 1.8L Alternator ProAmp 14720 $90.00 each OPTIONS: Mitsubishi Unit 10-Groove Pulley ProAmp 14243 $153.00 each OPTIONS: Mitsubishi Unit 4-Groove Pulley ProAmp 14242 $153.00 each OPTIONS: Hitachi Unit 4-Groove Pulley ProAmp 14241 $153.00 each OPTIONS: Hitachi Unit 10-Groove Pulley Why is there more than one unit for my car? Look at the TECH SPECS when more than one unit is shown for your car. AMPS (ELECTRIC CAPACITY): must match you vehicle electric requirements. *** Call us if you are looking to increase your unit capacity! OE ALTERNATOR MANUFACTURER: It is recommended to match the Make of your alternator