Description
ARCO Marine Alternator for Mercury 75-115 HP | Boat Supply Store
Restore critical charging system function with this ARCO Marine Replacement Alternator, engineered for Mercury 75-115 HP outboard engines. This 12 Volt, 50 AMP unit features an internal fan for efficient cooling and includes a 4-groove pulley, ensuring precise belt engagement. It precisely matches or surpasses OEM performance standards, providing a reliable power source for trolling offshore near the Galveston jetties or powering navigation electronics during long-distance voyages.
Key Features
- Engineered for superior performance and unwavering reliability.
- Precision-manufactured to exacting quality standards.
- Meets or exceeds OEM performance specifications.
- Powerful 12 Volt, 50 AMP output for robust electrical system support.
- Integrated internal fan enhances cooling efficiency during operation.
- Includes a 4-groove pulley for seamless belt integration.
- 12-month warranty for recreational vessel applications.
- Option for extended warranty coverage for prolonged peace of mind.
Specifications
| Product Specifications | |
|---|---|
| Voltage | 12 Volt |
| Amperage | 50 AMP |
| Pulley Grooves | 4 |
| Cooling | Internal fan |
| Includes Pulley | Yes |
| Replaces Mercury PN | 8M0063970, 897755 |
| Replaces TEMPO PN | 4-6840 |
Who This Is For
This ARCO Marine Replacement Alternator is specifically designed for marine mechanics and boat owners operating Mercury 75-115 HP outboard engines. It serves as a direct, high-quality replacement for units experiencing failure or as a preventative upgrade.
How It Compares
| Feature | ARCO Marine Alternator for Mercury 75-115 HP | Competitor |
|---|---|---|
| Amperage | 50A | 50A, 50A |
| Voltage | 12V | 12V, 12V |
| Pulley Grooves | 4 | 4, 4 |
| Includes Pulley | Yes | Yes, Yes |
| Warranty (Leisure) | 12 months | 12 months (standard), 12 months |
Common Concerns Answered
How do I handle warranty claims if I experience issues with this alternator?
While direct manufacturer contact is required for warranty issues, ARCO Marine offers a robust program, including an option for an extended warranty. Ensure you retain your proof of purchase and consult the provided manual URL for registration and contact details.
Can I return this product directly to Boat Supply Store if it doesn't fit my specific engine model?
Fitment can occasionally be an issue on very specific engine sub-models if not cross-referenced carefully. While returns directly to Boat Supply Store are subject to their policy, careful review of the compatible Mercury part numbers and consultation with a marine technician can mitigate fitment concerns prior to purchase.
Is an aftermarket alternator as reliable as an OEM Mercury part?
This ARCO Marine Replacement Alternator is engineered to meet or exceed OEM specifications, offering a high-quality, precision-engineered solution. Customer sentiment frequently emphasizes its reliability and value for money compared to OEM units, making it a trusted choice for many boaters.
Frequently Asked Questions
What Mercury engine models is this ARCO Marine Replacement Alternator compatible with?
This alternator is compatible with Mercury 75-115 HP outboard engines.
What are the electrical specifications of this alternator (voltage, amperage)?
The alternator is rated for 12 Volts and provides 50 AMPs of output.
Does this alternator come with a pulley?
Yes, this ARCO Marine Replacement Alternator includes a 4-groove pulley.
What is the warranty period for this ARCO Marine Replacement Alternator?
It comes with a 12-month warranty for leisure use and a 90-day warranty for commercial or racing applications.
Can I extend the warranty on this alternator?
Yes, there is an option for an extended warranty registration, details of which can be found on the ARCO Marine product registration page.
