New SAEJ1171 Certified Marine Alternator w/6 Groove Pulley for Cummins & Mercruiser 350 377 454 5.7L 8.2L MIE Scorpion MPI Horizon 18-5960 18-5967 70-31-12176 90-31-7003 60052 246-25103 3146M RA00124