ARCO Marine ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A Electrical

ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A


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Premium Replacement Outboard Alternator with Multi-Groove Pulley - 12V 50A

Replacement alternator that will fit 1.5L & 3.0L Mercury Outboard, 12 Volt, 50 AMP, Internal Fan, Multi-groove serpentine pulley included, Includes wire/plug connector.


  • 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 


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This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.
Manufacturer : ARCO Marine
Manufacturer Part No : 20850
UPC : 693006008219

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