SeaSierra Boat Fuel Pump 899106T01 for Mercury 30-60 HP Outboards – Replace OEM 8M0141827 and 18-8866

The SeaSierra Boat Fuel Pump 899106T01 is designed as an internal replacement for Mercury fuel system components, delivering a reliable, OEM-like fit for Mercury 4-stroke outboards in the 30 to 60 HP range. It replaces key Mercury OEM parts such as 8M0141827, 881862T and related numbers, and is compatible with Sierra 18-8866, making it a straightforward maintenance upgrade when you’re rebuilding or restoring fuel delivery.

In real-world boating scenarios, the right pump helps maintain consistent fuel pressure and flow when the engine is under load, supporting start-up responsiveness and steady running at cruise. While results can vary with installation and operating conditions, this unit is built to support stable operation across a typical marine fuel system, contributing to smoother engine behavior over time.

Key benefits and compatibility

• The SeaSierra Fuel Pump is a replacement for Mercury internal fuel system components, designed to fit Mercury 4-Stroke 30HP, 40HP, 50HP, and 60HP outboards.
• OEM-compatible replacement numbers include 881862T, 881862T08, 892874T01, 899106T01, 8M0118177, 8M0141827, and Sierra 18-8866, making sourcing straightforward as a like-for-like swap.
• Engineered to deliver smoother and more stable fuel flow to the outboard, potentially supporting reliability and consistent operation.
• Manufactured to meet OEM quality standards, offering a durable, long-lasting pump suitable for marine environments.

Real-world use and installation considerations

• Designed for straightforward installation in Mercury 30–60 HP four-stroke outboards with compatible fuel system layouts.
• Like all maintenance parts, proper installation and periodic checks help maintain fuel delivery and engine responsiveness.