Search by number: 1984 Mercury Topaz 2.3L 4 Cyl Alternator ProAmp 7083 $59.00 each OPTIONS: Optional w/PS w/External Reg ProAmp 7088-10 $96.00 each OPTIONS: Optional wo/PS w/Internal Reg ProAmpN 7088-10N $115.00 each OPTIONS: Optional wo/PS w/Internal Reg 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