ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A One Size. 5L & 3.0L Mercury Outboard 12 Volt 50 AMP Internal Fan Multi-groove serpentine pulley included Includes wire/plug connector.Features:All alternators are engineered for performance and reliabilityAll alternators are engineered and manufactured with precision and qualityAll alternators must meet or exceed OEM performance before being boxedWarranty Information:When properly installed all ARCO products are warrantied against defects in materials and workmanship for a period of 12 months for leisure use and 90 days for commercial or racing applications.Add an extra year of warranty to your rotating electric ARCO product (Tilt/Trim Motors Alternators Outboard Starters and Inboard Starters) when you register your product within 30 days of purchase. You can register your product by visiting arcomarine.com/product-registrationReplaces:DELCO Alternator 8600514DELCO Alternator 19020704DELCO Alternator 19020707MERCURY Alternator 8M0064020MERCURY Alternator 8M6000803MERCURY Alternator 828506MERCURY Alternator 875286A-1MERCURY Alternator 881247A1MERCURY Alternator 889956SIERRA Alternator 18-6455PROTORQUE Alternator PH300-0031PROTORQUE Alternator PH200-T010PROTORQUE Alternator PH200-T015PROTORQUE Alternator PH200-T016MPPARTSAlternator TRM0009MPPARTS Alternator TRM0066This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications for ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley: Manufacturer: ARCO Marine Application: Outdoor Color: Black Package Contents: ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley ARCO Marine 20850: Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A One Size