ARCO Marine Premium Replacement Alternator w/50mm Multi-Groove Pulley One Size. 3L-6.2L 12 Volt 70 AMP Internal Fan 50-mm multi-groove serpentine pulley included.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 19020611DELCO Alternator 19020612MERCURY Alternator 863077TPLEASURECRAFT Alternator RA097007SIERRA Alternator Alternator 18-6298PROTORQUEAlternator PH300-0035MPPARTS Alternator ADR0298This 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 Alternator w/ Multi-Groove Pulley: Manufacturer: ARCO Marine Application: Outdoor Color: Black Package Contents: ARCO Marine Premium Replacement Alternator w/ Multi-Groove Pulley ARCO Marine 20815: Premium Replacement Alternator w/50mm Multi-Groove Pulley One Size