Sierra International Alternator 18-5983 for Mercruiser Marine Engines, 12V - 70A, 7-SI

Maintain proper charging levels with a high quality marine alternator from Sierra. All Sierra alternators meet or exceed USCG, SAE J1171 and ISO 8846 Safety Standards and are 100% load tested for assured reliability out of the box. All alternators are marine grade containing heavy-duty bearings and regulators for a longer service life. Sierra's alternators also contain high quality stators and heavy-duty rectifiers for maximum efficiency. SPECIFICATIONS •Voltage: 12V •Amperage: 70A •Fan Type: Internal •Regulator Type: Internal •Polarity: Negative •Pulley Type: Single Groove Pulley •Additional Details: 7-SI; Hinge Mount REPLACES Mercury Marine • 862030, 862030-1, 862030T API Marine • 20110 Arco • 20810 Delco • 19020600, 19020604 ABOUT SIERRA Sierra is dedicated to protecting you and your investment. For 50 years Sierra, one of the most trusted names in the marine industry, has proudly been offering high quality engine and drive parts. Their products meet or exceed the original equipment part it replaces and are engineered to meet todays high horsepower engine demands while withstanding the harsh marine environment.

• All Sierra Alternators Meet or Exceed USCG, SAE J1171 and ISO 8846 Safety Standards
• 100% Load Tested for Assured Reliability Out of the Box
• Marine Grade Containing Heavy-Duty Bearings and Regulators for a Longer Service Life
• Contain High Quality Stators and Heavy-Duty Rectifiers for Maximum Efficiency
• Before Ordering, Please Verify this is the Correct Part for your Application;