Search by number: 1994 Chevrolet P Series Trucks 5.7L 8 Cyl Alternator ProAmp 8167-11 $76.00 each OPTIONS: Standard 105 Amp ProAmp 8163-2 $99.00 each OPTIONS: Optional 124 Amp ProAmpN 8167-11N $127.00 each OPTIONS: Standard 105 Amp 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