The Premium Replacement Universal Alternator with Single Groove Pulley is designed specifically for marine and boating applications, ensuring reliable power supply for your vessel's electrical systems. With a robust 12V 55A capacity, this alternator is compatible with top brands like Yamaha, Marine Power, and Crusader, making it a versatile choice for various marine engines.

Key Features

• High Performance: Engineered for optimal performance and reliability, ensuring your marine electrical systems operate smoothly.
• Precision Manufacturing: Manufactured with meticulous precision and superior quality standards to meet demanding marine environments.
• OEM Standards: Meets or exceeds Original Equipment Manufacturer (OEM) performance specifications, guaranteeing seamless integration and functionality.
• Comprehensive Inclusions: Comes with a tachometer terminal, indicator light terminal, remote battery sensing terminal, excite terminal, 1-inch mounting foot with 3-ear adjustment, and a single groove pulley for easy installation.

Warranty Information

All ARCO products are backed by a warranty against defects in materials and workmanship:

• Leisure Use: 12 months warranty when properly installed.
• Commercial or Racing Applications: 90 days warranty.

Extend your warranty by an additional year when you register your rotating electric ARCO product (including Tilt/Trim Motors, Alternators, Outboard Starters, and Inboard Starters) within 30 days of purchase. Register your product at arcomarine.com/product-registration.

Compatibility and Replacements

This alternator is a direct replacement for the following models:

Brand	Model Number
CRUSADER	39200
WESTERBEKE	39790
YAMAHA	19-1400-10
SIERRA	18-6843

Note: This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Technical Specifications

Amperage:	55A
Voltage:	12V
Box Dimensions:	8"H x 8"W x 9"L
Weight:	11.2 lbs
UPC:	693006001319

Download the Quick Guide (PDF)