Tohatsu 9.9 HP Tiller Outboard Motor - MFS 9.9 - 2026

The Tohatsu MFS9.9 EFI Sport is the lightest 9.9 HP four-stroke outboard in its class. Featuring a battery-less Electronic Fuel Injection (EFI) system, it delivers instant starting, smooth operation, and excellent fuel efficiency with no choke required. Designed for dependable performance, this compact and portable outboard provides exceptional torque and acceleration across all RPM ranges.

Features:

• Battery-less Electronic Fuel Injection (EFI) system for instant starting and improved efficiency
• Advanced EFI design ensures smooth operation and responsive throttle performance
• Canister-style oil filter for easy maintenance
• Integrated fuel water separator for added reliability
• Reduced vibration and induction noise for a quieter, smoother ride
• Digital ECU for precise fuel management and quick throttle response
• Easy manual or electric starting options
• Improved balance with heavy components moved forward for easier tilting
• Power Tilt models come standard with a high-thrust 4-blade propeller
• 90° turning radius for superior maneuverability
• Thermostatically controlled cooling system for consistent temperature
• Stainless steel water pump housing liner for enhanced durability
• High-grade marine aluminum alloy for corrosion protection
• Zinc-coated internal water passages for superior corrosion resistance
• Through-the-prop exhaust for quieter operation
• Trim tab reduces steering effort and functions as a sacrificial anode
• Start-in-gear protection for safe operation
• Over-rev limiter and oil pressure warning for added engine protection
• ultra-low emission, EPA and CARB 3-Star certified
• Safety lanyard standard on all models

Specifications:

• Engine Type: 4-stroke, 2 Cylinder, SOHC
• Displacement: 333 cc (20.32 cu.in.)
• Bore & Stroke: 2.40" x 2.24" (61 x 57 mm)
• Full Throttle RPM Range: 5400 - 6100
• Alternator Output: 12V, 145W, 12A
• Dry Weight Range: 94.7 lbs
• Rated Power: 9.9 HP
• Fuel Delivery: EFI
• Steering Type: Tiller Handle
• Shaft Length: 15", 20", 25"
• Starting System: Manual, Electric
• Cooling System: Water-cooled with thermostat
• Ignition System: Digital ECU Controlled Ignition
• Exhaust: Through prop
• Lubrication System: Wet sump
• Oil Capacity: 1.0 L
• Trim Range: 6 positions
• Tilt Range: 75°
• Gear Ratio: 2.15:1
• Gear Shift: F-N-R
• Standard Propeller: 3-blade aluminum (9.2" x 9")
• Oil Pressure Alert: Yes
• Temperature Alert: Yes
• Rev Limiter: Yes
• Fuel Tank Capacity: 12 L (3.1 gal) external fuel tank with fittings and fuel line included
• Factory Warranty: 5 years. Warranty begins on date of purchase

Owner's Manual (8.88 MB)