Description
ARCO Marine High-Perf Inboard Starter | Boat Supply Store
This ARCO Marine starter is engineered to overcome the limitations of conventional designs, providing significantly enhanced cranking power for reliable ignition even in challenging conditions. Its gear reduction system multiplies torque, while the permanent magnet technology ensures high efficiency and consistent performance. Specifically designed for clockwise rotation, this unit replaces numerous OEM part numbers including BRP/OMC 981821 and Volvo Penta 835635-4, ensuring broad compatibility for inboard marine engines found on vessels operating in coastal waters or inland lakes.
Key Features
- Delivers increased torque via advanced gear reduction technology.
- Maximizes efficiency and reliability through permanent magnet motor construction.
- Ensures proper engagement with precise clockwise rotation.
- Guarantees immediate performance with dynamically tested armatures.
- Provides superior corrosion resistance with nickel-coating and epoxy paint.
- Minimizes environmental impact with a sealed design preventing water intrusion.
- Offers robust electrical integrity; armatures tested to withstand 50x operating voltages.
- Includes a convenient wiring harness for simplified installation.
Specifications
| Product Specifications | |
|---|---|
| Brand | ARCO Marine |
| Rotation | Clockwise |
| Technology | Gear Reduction & Permanent Magnet |
| Replaces BRP/OMC | 981821, 987969 |
| Replaces MERCURY | 50-56886 |
| Replaces PLEASURECRAFT | RA122001 |
| Replaces VOLVO | 835635-4, 841066-4 |
| Replaces SIERRA | 18-5903, 18-5914, 18-5923 |
| Also Replaces ARCO | 70100, 70110 |
| Included Components | Wiring harness |
| Standard Warranty (Leisure) | 12 months |
| Standard Warranty (Commercial/Racing) | 90 days |
Who This Is For
Marine enthusiasts and professionals seeking a high-performance, durable replacement starter for BRP/OMC, Mercury, Pleasurecraft, or Volvo Penta inboard engines requiring clockwise rotation. This unit is ideal for boaters who prioritize starting reliability and long-term engine health.
How It Compares
| Feature | ARCO Marine High-Perf Inboard Starter | Sierra 18 |
|---|---|---|
| Gear Reduction | Yes | No |
| Permanent Magnet Technology | Yes | No |
| Rotation | Clockwise | Clockwise |
| Includes Wiring Harness | Yes | No |
| Corrosion Resistance Features | Nickel-coated and/or epoxy-painted, Sealed | Typically less capable |
Common Concerns Answered
What if I experience issues with solenoid engagement?
Occasional solenoid engagement problems are typically resolved by ensuring the battery is fully charged and all wiring connections are clean and securely made. A weak battery or improper wiring can impede starter performance.
Is it difficult to confirm if this starter fits my engine?
While this starter replaces numerous OEM part numbers, cross-referencing your existing part number with the 'Replaces' specifications is the most accurate method for fitment verification. If unsure, consulting your engine's service manual or our support team is recommended.
How does the extended warranty program work?
An optional extended warranty program is available upon product registration. This program provides additional peace of mind beyond the standard 12-month leisure warranty for this high-performance starter.
Frequently Asked Questions
What is the warranty period for the ARCO Marine High-Performance Inboard Starter?
The standard warranty is 12 months for leisure use and 90 days for commercial or racing applications.
Can I extend the warranty on this ARCO Marine starter?
Yes, an optional extended warranty program is available upon product registration.
What battery condition is recommended for optimal performance of this starter?
For optimal performance and longevity, a fully charged battery with clean terminals and secure connections is strongly recommended to ensure adequate cranking amperage.
What are the benefits of gear reduction and permanent magnet technology in this starter?
Gear reduction multiplies torque, providing more cranking power to overcome engine compression, especially beneficial for larger displacement or high-compression engines. Permanent magnet technology offers higher efficiency, lighter weight, and increased reliability compared to traditional wound-field motors.
What specific engine brands and models does this starter replace?
This starter replaces numerous part numbers for BRP/OMC (981821, 987969), Mercury (50-56886), Pleasurecraft (RA122001), and Volvo Penta (835635-4, 841066-4), as well as Sierra (18-5903, 18-5914, 18-5923) and previous ARCO models (70100, 70110).
