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Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
The ARCO 20800 Alternator fits Mercruiser 4.3L to 8.2 L (1998+), 12 Volt, 70 Amp applications. Internal fan and 65mm multi-groove serpentine pulley included. It replaces the following part numbers: DELCO 19020601, DELCO 19020609, Mercury 862031T, Mercury 862031T1, Sierra 18-6293, Protorque PH300-0034, Protorque PH300-0035, MPPARTS ADR0299, MPPARTS ADR0316, and QUICKSILVER 863077T. 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.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What is the size of the Arco 20800 alternator?A: The Arco 20800 alternator measures nine inches in length, seven inches in width, and seven inches in height. This compact size makes it suitable for various Mercruiser models.
Q: What materials are used in the Arco 20800 alternator?A: The Arco 20800 alternator is primarily made from plastic. This material choice helps in reducing weight while maintaining durability.
Q: What is the power output of the Arco 20800 alternator?A: The Arco 20800 alternator provides a power output of seventy amps at twelve volts. This is ideal for powering multiple electrical components on your boat.
Q: How do I install the Arco 20800 alternator?A: You can install the Arco 20800 alternator by first disconnecting the battery, then removing the old alternator and attaching the new one using the existing mounting brackets. Ensure all electrical connections are secure.
Q: Is the Arco 20800 alternator compatible with Mercruiser engines?A: Yes, the Arco 20800 alternator is designed specifically for Mercruiser engines ranging from four point three liters to eight point two liters. This ensures proper fit and functionality.
Q: Can I use the Arco 20800 alternator for other applications?A: While the Arco 20800 alternator is optimized for Mercruiser engines, it may fit other similar applications. However, always check specifications to ensure compatibility.
Q: How do I maintain the Arco 20800 alternator?A: To maintain the Arco 20800 alternator, regularly check for loose connections and clean any corrosion from terminals. This will help ensure optimal performance and longevity.
Q: What precautions should I take when using the Arco 20800 alternator?A: Always disconnect the battery before installation or maintenance. Ensure the alternator is mounted securely to avoid damage during operation.
Q: What is the warranty period for the Arco 20800 alternator?A: The Arco 20800 alternator typically comes with a standard warranty period of one year. Always check with the retailer for specific warranty details.
Q: What should I do if the Arco 20800 alternator arrives damaged?A: If the Arco 20800 alternator arrives damaged, contact the seller immediately for a return authorization and options for exchange or refund.
Q: Is the Arco 20800 alternator safe to use in marine environments?A: Yes, the Arco 20800 alternator is designed for marine use and can withstand the conditions typically found on boats, including moisture and vibrations.
Q: How can I ensure the longevity of my Arco 20800 alternator?A: To ensure longevity, make sure to keep the alternator clean, check connections regularly, and avoid overloading it beyond its rated capacity.
Q: What type of battery is best for the Arco 20800 alternator?A: A standard twelve-volt battery with sufficient capacity is best for the Arco 20800 alternator. Ensure that the battery can handle the power requirements of your boat's electrical systems.
Q: Can I get technical support for the Arco 20800 alternator?A: Yes, technical support is available through ARCO Marine for any inquiries regarding installation, usage, or troubleshooting of the Arco 20800 alternator.
Q: What features make the Arco 20800 alternator a good choice?A: The Arco 20800 alternator offers reliability, efficient power output, and compatibility with a wide range of Mercruiser engines. Its design is tailored for optimal performance in marine applications.