Based on the GM Delco-Remy 10SI alternators, these 80-amp King Chrome alternators are the perfect replacement alternators for most 1969-86 GM cars and light trucks. King Chrome alternator housings are hand polished to a high luster prior to applying the show-quality triple chrome finish. King Chrome alternators feature all-new components (not rebuilt). Simply hook the alternator up using the supplied instructions, then the internal regulator will pick up the available current and kick the alternator into the charge mode at the pre-set voltage. Hand polished, triple chrome plated finish. Quick, easy 3-wire hook-up with supplied instructions. Internally-regulated GM 10SI style alternator. Attaches to all popular GM alternator brackets. Direct replacement for most 1969-86 GM cars and light trucks. 80 amp max output. Excellent idle output. Item Details Internal regulator