Mercury – Quicksilver Oil Filter | FourStroke Outboard Filtration | Anti-Drainback Canister | 8M0162830

Overview

There’s a kind of quiet confidence that comes from knowing your outboard is protected from the inside out. When you turn the key and hear that steady Mercury rumble, you want to know your oil is clean, your lubrication is instant and your engine is getting exactly what it needs to run strong. The Mercury Marine part number 8M0162830 Quicksilver Oil Filter gives boaters that peace of mind. It’s built for the hardworking FourStroke engines so many of us rely on — the ones that carry us across long stretches of water, through winding creeks and home after a full day in the sun.

Key Features

• Designed for select Mercury and Mariner 4-Stroke outboards from 25hp to 115hp
• Anti-drainback valve ensures instant lubrication and prevents dry starts
• Superior M-Pleated filter media traps contaminants for longer-lasting oil cleanliness
• Screw-on canister design for quick, easy installation
• Compatible with both mineral-based and synthetic Quicksilver 4-stroke oils
• Produced to Mercury Marine OEM specifications for maximum protection
• Previously known as part number 8M0065103

Engine & Boat Compatibility

• Fits Mercury and Mariner 25hp FourStroke carbureted engines (2006 and prior)
• Fits 30hp 3-cylinder FourStroke models (2005 and prior)
• Fits all 40–60hp FourStroke engines (1998 and newer)
• Fits 75–115hp FourStroke engines meeting serial number ranges 1B366822 & prior, and 2B094996 & above
• Common on bass boats, pontoons, center consoles, skiffs, runabouts and versatile family rigs

Performance & Practical Benefits

Outboards work harder than most people realize. They spin at high rpm, run in every kind of weather and push hulls through chop, current and long idle zones. Clean oil isn’t just part of maintenance — it’s the backbone of engine health. This Quicksilver filter delivers the kind of filtration that keeps your engine feeling tight, smooth and responsive.

The advanced pleated media inside the canister traps small contaminants that could otherwise circulate and wear down internal components. The anti-drainback valve is a quiet hero — it keeps oil in place so your first startup of the day is smooth instead of dry. You’ll notice the difference when the engine fires quickly, settles into idle without hesitation and delivers steady lubrication even after long storage intervals.

Installation is simple: spin it on, tighten it by hand and you’re good to go. The filter fits cleanly with the space Mercury designed for it, giving you a secure seal and no guesswork. Once in place, it helps maintain cleaner oil for longer intervals, which translates to a healthier engine and fewer surprises during the season.

Why Buy OEM

With something as vital as an oil filter, cutting corners never pays off. Aftermarket filters may look similar, but many don’t offer proper internal media density, anti-drainback performance or the exact fit required for Mercury outboards. An OEM Quicksilver filter gives you tested reliability, proven durability and engineering that matches Mercury’s strict performance standards. If a friend at the dock asked whether OEM filters are worth it, the honest answer is yes — because your engine deserves the protection it was designed to run with.

FAQ

Q1: Which engines does the 8M0162830 oil filter fit?

It fits various Mercury and Mariner 25–115hp FourStroke outboards within the specified year and serial ranges.

Q2: What makes this filter better than aftermarket alternatives?

Higher-quality filtration media, proper anti-drainback protection and exact OEM fitment.

Q3: How do I know it’s the right filter for my motor?

Check your engine’s serial number and match it to the ranges listed above or your owner’s manual.

Q4: Is it suitable for saltwater and freshwater use?

Absolutely — it’s engineered for both environments and protects against moisture-induced wear.

Q5: Is installation simple?

Yes. The screw-on design makes replacement fast, clean and hassle-free.