Mercury – Serpentine Belt & Pulley Kit | MerCruiser Engine System | Steel & Composite Components | 8M0150824

Overview

There’s a certain comfort that comes from knowing every part of your engine is doing exactly what it’s supposed to do. When you fire up the motor, you want smoothness—not squeals, skips, or surprises. The Quicksilver 8M0150824 Serpentine Belt and Pulley Kit brings that confidence back to your setup. It’s the kind of part you install once and can forget about, because you know it’s the same quality Mercury relies on when these engines leave the factory. Whether you’re easing out of the marina at sunrise or pushing across open water toward your favorite fishing spot, a dependable belt system keeps things steady, cool, and quiet.

Key Features

• Complete serpentine belt and pulley kit for select MerCruiser engines.
• Includes a 2,197 mm long serpentine belt.
• Replacement pulley matches the original factory-installed component.
• Designed for smooth, consistent power transfer to engine-driven systems.
• Built with durable marine-grade materials for long service life.
• Engineered to Mercury Marine OEM standards for precise fit and dependable function.

Engine & Boat Compatibility

• Fits select MerCruiser sterndrive and inboard power packages.
• Compatible with General Motors–based MerCruiser marine engines.
• Supports systems commonly found on bowriders, cruisers, offshore fishing boats, deck boats, pontoons, and workboats.
• Suitable for both recreational and commercial marine applications.

(Exact compatibility varies—refer to your service manual to confirm this part number matches your engine model.)

Performance & Practical Benefits

With this Mercury Marine part, you’ll notice the difference the moment the engine settles into idle. The belt tracks smoothly, keeping essential systems—alternator, seawater pump, and more—running in perfect rhythm. Instead of that slight chatter you might get from a worn or stretched belt, you’ll feel a tight, secure flow of power. That reliability becomes even more valuable during long days on the water, when the last thing you want is a belt slipping or failing miles from shore.

The included pulley is engineered to maintain proper alignment, which helps reduce wear on both the belt and the surrounding components. Paired with the factory-matched belt length, the whole system feels balanced and steady. The materials are chosen for durability in the marine environment, resisting heat, moisture, and the constant vibration that comes with life on a boat. Installation is straightforward with common hand tools, making it a practical maintenance task for most boat owners.

Why Buy OEM

• Built to precise Mercury fitment and performance standards
• Ensures the correct belt tension and alignment for long-term engine health
• Reduces risk of premature wear or belt noise
• More reliable than many aftermarket kits that may not match factory tolerances
• Helps preserve overall cooling and charging efficiency

In marine engines, “close enough” isn’t good enough. Using genuine Mercury components keeps your engine running the way it was engineered to run—smooth, efficient, and dependable.

FAQ

Q1: Which Mercury engines does this kit fit?

It fits select MerCruiser sterndrive and inboard engines. Check your manual for exact model compatibility.

Q2: What makes this kit better than aftermarket options?

It matches the original belt and pulley installed at the factory, ensuring the right length, fit, and function.

Q3: How can I confirm it’s the correct replacement?

Verify the part number in your owner’s or service manual, or match it with your existing belt’s specifications.

Q4: Can this be used in saltwater and freshwater boats?

Absolutely—its materials are designed to handle both environments without premature wear.

Q5: Is installation simple for most boat owners?

Yes, many owners install it themselves using basic tools, though professionals can handle it as part of routine service.