Mercury – Starter Motor Assembly | Two-Stroke 65–90 HP Series | Marine-Grade Steel | 893891T

Overview
There’s a familiar comfort in hearing a two-stroke Mercury snap to life the moment you turn the key. It’s a sound many boaters grew up with—raw, dependable, and ready for whatever the day brings. When your engine fires up cleanly, everything else seems to fall into place. You settle into the seat, feel the hull lift, and trust that the boat will do exactly what you ask of it. This Mercury Marine part brings that feeling back every time, keeping your 65 to 90 horsepower engine honest, responsive, and ready to work.

Key Features
• Provides strong, consistent cranking power for 65–90 horsepower Mercury and Mariner two-stroke outboards.
• Marine-grade steel housing designed to endure heat, moisture, and vibration.
• Same starter assembly originally installed on the engine.
• Engineered for precise engagement and long-term durability.
• Built to Mercury Marine part number specifications for reliable performance.

Engine & Boat Compatibility
• Fits 65–90 horsepower Mercury and Mariner two-stroke outboards.
• Ideal for offshore flats skiffs, aluminum fishing rigs, runabouts, and utility craft.
• Suitable for freshwater and saltwater use.

Performance & Practical Benefits
A good two-stroke needs a reliable starter more than most people realize. These engines compress hard and fire fast, and this motor is designed to keep up with that demand. When you turn the key, the engagement feels tight—no hesitation, no dragging, just clean rotation that snaps the engine awake. It stays reliable through long mornings drifting, constant throttle changes, or hours of switching between high-speed runs and quiet idle zones.

Inside the starter, the armature and brushes are matched to the heavy cranking demands of mid-range two-strokes. The housing is built from marine-grade steel to resist corrosion, even when the motor is exposed to salt spray or wet storage conditions. Installation stays simple thanks to factory-matched mounting points. Once you bolt it down, the fit feels right—secure, aligned, and never forced into place.

Why Buy OEM
Two-stroke engines don’t leave much margin for error. Using a cheaper aftermarket starter can mean slower cranking, early wear, or electrical strain. A genuine Mercury Marine part is built to handle exactly what these engines demand. That means proper torque, precise internal tolerances, and the kind of reliability that keeps you from being stranded miles from the dock.

If a fellow boater asked for advice, this is the kind of part you’d tell them to buy—simple, dependable, and proven where it counts.

FAQ

Q1: Which engines does the 893891T starter motor fit?
It fits Mercury and Mariner 65–90 horsepower two-stroke outboards.

Q2: What makes it better than aftermarket starters?
It delivers the correct cranking torque and internal tolerances your engine needs for dependable starts.

Q3: How do I confirm this is the right replacement?
Check your parts diagram or owner’s manual. If it lists part number 893891T, you’re choosing the right one.

Q4: Can this be used in saltwater?
Yes. The marine-grade steel housing is built for demanding environments.

Q5: Is installation straightforward?
Most boaters with basic tools will find the installation clean, quick, and intuitive.