Premium Replacement Alternator with 50mm Multi-Groove PulleyReplacement alternator that will fit Mercruiser 4.3L-6.2L, 12 Volt, 70 AMP, Internal Fan, 50-mm multi-groove serpentine pulley included.Features: All alternators are engineered for performance and reliability All alternators are engineered and manufactured with precision and quality All alternators must meet or exceed OEM performance before being boxed Warranty 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-registration Replaces:DELCO Alternator 19020611DELCO Alternator 19020612MERCURY Alternator 863077TPLEASURECRAFT Alternator RA097007SIERRA Alternator Alternator 18-6298PROTORQUE Alternator 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. Quick Guid https://productimageserver.com/literature/quickGuide/97201QG.pdf Videos https://www.youtube.com/embed/H_7AgzLuyBc Brand: ARCO MarineUPC: 693006008264Harmonization Code: 8511.50.0000Model Number: 20815Weight: 8.4 Length: 9 Height: 8 Width: 8