New
Honda15 HP
Honda BF15
2016 · gasoline
$2,200.00
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Used
Suzuki
Suzuki 90HP
$5,300.00
A reliable 90 hp Suzuki four-stroke outboard with EFI, 4-cylinder DOHC engine, suitable for fishing boats, pontoons, and general recreational boating.
Horsepower
90 HP
Fuel Type
gasoline
Year
2019
Hours
477
Displacement
91.7cu
Stroke
4-stroke
Rated Output
66 kW / 90mhp
Rated Speed
6300rpm
In Stock (2 available)
Free shipping on orders over $500
90-day warranty included
Description
Buy used 2019 Suzuki 90 HP four-stroke outboard engines or explore new engines for sale built for dependable marine performance and fuel-efficient operation. The 2019 Suzuki DF90A is a trusted choice for buyers searching for reliable mid-power outboard motors, replacement boat engines, and efficient marine propulsion systems. Designed for durability, smooth acceleration, and long-term value, this outboard supports recreational boating and everyday marine applications.
The 2019 Suzuki DF90A is engineered to deliver dependable horsepower, responsive handling, and efficient operation across changing water conditions. Its refined four-stroke platform provides smooth performance while maintaining excellent fuel economy for extended time on the water.
Built with a DOHC 16-valve inline 4-cylinder design, this outboard supports consistent power output and dependable engine operation. The advanced engine architecture improves overall efficiency while maintaining balanced performance for a wide range of boating activities.
Equipped with Multi-Point Sequential Electronic Fuel Injection (EFI), the Suzuki DF90A optimizes fuel delivery for cleaner combustion and improved throttle response. Suzuki Lean Burn Control technology further enhances fuel efficiency and helps maximize cruising performance.
Electric start capability and power trim and tilt functionality provide easier operation and improved vessel control. Remote control compatibility supports flexible setup options for both freshwater and saltwater boating environments.
Ideal for fishing boats, runabouts, utility vessels, and recreational watercraft, the 2019 Suzuki 90 HP outboard remains a dependable solution for efficient propulsion and long-term marine ownership.
Key Features:
• 2019 Suzuki DF90A four-stroke outboard engine
• DOHC 16-valve inline 4-cylinder platform
• Multi-Point Sequential Electronic Fuel Injection (EFI)
• Suzuki Lean Burn Control technology
• Smooth acceleration and responsive throttle
• Electric start functionality
• Power trim and tilt system
• Remote control compatibility
• Fuel-efficient marine operation
• Built for freshwater and saltwater use
Specifications
SKUS774124
BrandSuzuki
CategoryOutboard Engines
ConditionUsed
Horsepower90 HP
Fuel Typegasoline
Year2019
Displacement91.7cu
No. of Cylinders4 cylinders
Stroke4-stroke
Shaft Length20
Weight341.00 lbs
Hours477
Rated Output66 kW / 90mhp
Rated Speed6300rpm
Cylinder Bore x Stroke77 mm × 97 mm / 3.03 in × 3.82 in
Combustion System4-stroke, DOHC, electronic fuel injection (EFI)
AspirationNatural
Alternator27- amp
Dry Weight155 kg / 341 lbs
ControlsMechanical
Frequently Asked Questions
What kind of engine is the Suzuki 90 HP outboard?
The Suzuki 90 HP is a four-stroke, 4-cylinder outboard motor with DOHC 16-valve technology and multi-point sequential electronic fuel injection (EFI) for smooth, efficient performance.
How much power does it produce?
It delivers 90 horsepower, making it a solid mid-range option for a variety of small to medium boats.
What fuel should I use?
Suzuki recommends regular unleaded gasoline, typically RON 91 / AKI 87 octane or higher for best engine performance.
Is the engine fuel-injected?
Yes — the DF90 uses multi-point sequential EFI, which improves throttle response, fuel efficiency, and starts in a range of temperatures.
What kind of boats is this engine best suited for?
It’s ideal for center console fishing boats, pontoons, small cruisers, and similar craft, typically between about 16 ft to 24 ft, depending on load and hull design. (General marine use)
Does it have electric start?
Yes — the Suzuki 90 HP comes with electric start for easy, reliable starting.
What shaft lengths are available?
Common shaft lengths include 20″ (508 mm) and 25″ (635 mm) to suit different transom heights and boat configurations.
Does it have trim and tilt?
Yes — power trim and tilt is included, letting you adjust the motor’s angle for optimal performance and handling.
How fuel-efficient is the Suzuki 90 HP?
Thanks to Suzuki’s Lean Burn Control System, which optimizes the air-fuel mixture for current conditions, this motor tends to be very fuel efficient, especially at cruising speeds.
What is the recommended full-throttle RPM range?
The recommended wide-open throttle operating range is about 5,300 – 6,300 rpm for good performance and longevity.
How heavy is the Suzuki 90 HP outboard?
Dry weight is around 156–160 kg (343–352 lb) depending on shaft length (without propeller or engine oil.
Does it have any advanced systems?
Yes — it includes systems like: Suzuki Easy Start System (starts like a modern car) Dent-free self-adjusting timing chain Optional Suzuki Troll Mode System for steady low-speed control Anti-corrosion finish for saltwater protection.
Can the engine be used in saltwater?
Yes — it’s designed for both freshwater and saltwater use, but flush with fresh water after saltwater outings to reduce corrosion and keep cooling passages clean.
What size propeller is recommended?
Typical propeller pitch ranges from about 13″ to 25″ for a good balance of acceleration and efficiency, but check with your dealer for exact match.
What maintenance should I do regularly?
Oil and filter changes every ~100 hours or annually Lower unit gear oil changes Water pump/impeller inspections Fuel filter inspection These steps help maintain performance and engine health. (Based on general Suzuki Marine practice) .
Does it have a safety warning system?
Yes — warning indicators and alarms for low oil pressure or overheating help protect the engine from damage (as described in Suzuki Marine maintenance info).
Can I install a freshwater flush system?
Yes — most DF90 outboards include freshwater flushing ports to connect a garden hose for easy flushing after use.
