- info@paceperformanceengine.com
- +18623038270
Original price was: $3,000.00.$2,500.00Current price is: $2,500.00.
The Yamaha T9.9 is a 9.9HP four-stroke high-thrust outboard designed for boats that need strong low-speed pushing power rather than simply high top speed. The engine uses a 212cc SOHC inline two-cylinder powerhead, carbureted fuel delivery, a 2.92:1 gear ratio and Yamaha’s high-thrust lower-unit and propeller design.
This listing identifies the engine as a Yamaha T9.9XPB and describes it as a 2021 long-shaft remote-control kicker supplied with controls. The supplied product data lists 9.9HP, electric starting, remote operation, 212cc displacement and a 625mm (24.6-inch) transom dimension for the XPB configuration. Because Yamaha has produced the T9.9 in multiple shaft, control and trim configurations, confirm the model identification plate and exact equipment supplied with the individual engine before purchase.
The T9.9 is not simply a standard 9.9HP engine with a different propeller. Yamaha’s high-thrust platform uses a lower 2.92:1 gear ratio that allows the engine to turn a larger-diameter, lower-pitch propeller. This setup is intended to move heavier loads efficiently at lower speeds and is particularly useful for sailboats, heavy displacement boats, pontoons, fishing boats and kicker applications. Yamaha describes the T9.9’s Dual Thrust propeller as being designed to improve traction in both forward and reverse.
| Engine | Yamaha T9.9 |
| Horsepower | 9.9HP |
| Engine type | 4-stroke, SOHC inline 2-cylinder |
| Displacement | 212cc |
| Bore x stroke | 56 x 43mm |
| Recommended maximum RPM | 5,000–6,000 RPM |
| Fuel system | Carburetor |
| Ignition | CDI |
| Lubrication | Wet sump |
| Starting | Electric start |
| Controls | Remote mechanical control for the listed T9.9XPB configuration |
| Alternator | 12V, 6A with rectifier/regulator |
| Gear ratio | 2.92:1 |
| Gear shift | Forward-Neutral-Reverse |
| Trim / tilt | Configuration-dependent; supplied listing identifies manual tilt for E and power tilt for GEP |
| Transom length listed | T9.9LPB: 537mm (21.1in); T9.9XPB: 625mm (24.6in) |
| Weight listed | T9.9LPB: 44kg; T9.9XPB: 45kg |
| Previous model code | FT9.9LEX |
Yamaha’s published specifications confirm the core T9.9 platform: 212cc, two cylinders, 56 x 43mm bore and stroke, carburetion, 5,000–6,000 RPM and a 2.92:1 gear ratio. Published Yamaha documentation shows that exact weight and shaft dimensions vary by model suffix and market, so the identification plate on the engine should take precedence over a generic T9.9 specification.
The Yamaha T9.9 uses a 212cc SOHC inline two-cylinder four-stroke engine with a 56mm bore and 43mm stroke. The engine is carbureted and uses CDI ignition and a wet-sump lubrication system. Yamaha rates the T9.9 at 9.9HP at approximately 5,500 RPM, with a recommended full-throttle range of 5,000–6,000 RPM.
The four-stroke design is well suited to applications where the engine may spend significant time at trolling or low-to-mid-range speeds. For a kicker motor, the important consideration is not just horsepower but also the ability to maintain controlled low-speed thrust and carry the boat’s load without excessive propeller slip.
The T9.9’s 2.92:1 gear ratio is a defining feature of the high-thrust model. Compared with a conventional small outboard using a higher-speed lower unit, the reduction allows the T9.9 to drive a larger propeller at a lower propeller speed. Yamaha pairs this design with a large-diameter Dual Thrust propeller intended to provide traction in forward and reverse.
This makes the T9.9 particularly relevant to heavier displacement craft, sailboats, pontoons and boats used as fishing platforms. It is also useful as a kicker where controlled thrust at low boat speed is more important than maximizing top speed.
The product information identifies this engine as a T9.9XPB and describes it as a long-shaft remote kicker with controls. The supplied dimensions list 625mm (24.6 inches) for the XPB transom length. Yamaha’s model nomenclature and specifications vary by market and model year, so verify whether the actual engine is the 20-inch/21-inch-class or 25-inch/24.6-inch-class configuration before fitting it to a boat.
Correct shaft length is critical. Measure the boat’s transom and compare it with the engine’s actual shaft specification rather than relying only on the generic phrase “long shaft.” An incorrectly matched shaft can change propeller depth, cooling-water pickup and steering characteristics.
The supplied product specification identifies an electric starter and a 12V 6A alternator with rectifier/regulator. This gives the engine useful charging capability for a properly configured boat electrical system and makes electric starting practical when a suitable battery and wiring system are installed.
The actual electrical installation should be checked before purchase, including battery condition, battery cables, starting circuit, charging connections and remote-control wiring. The 6A alternator rating should not be treated as a guarantee that every onboard electrical accessory can operate continuously from the engine alone.
The T9.9 uses a carbureted four-stroke fuel system and wet-sump lubrication. Regular maintenance should include engine oil, gearcase lubricant, spark plugs, fuel-system inspection, cooling-system checks, propeller inspection and corrosion protection.
If the engine has been used as a kicker or in salt water, inspect the cooling-water passages, anodes, lower unit and electrical connections carefully. Follow the service schedule for the exact model and serial number, particularly when buying a used or previously installed engine.
A standard 9.9HP outboard and the T9.9 may have similar horsepower, but their lower-unit and propeller arrangements can be quite different. Yamaha’s T9.9 high-thrust model uses the 2.92:1 gear ratio and Dual Thrust propeller system, making it specifically intended for moving heavier loads. Yamaha’s standard F9.9 platform uses a different 2.08:1 gear ratio.
For a lightweight boat where maximum speed and portability are priorities, a standard 9.9HP may be more appropriate. For a heavier boat, sailboat or kicker application, the high-thrust configuration should be evaluated based on the hull, load and intended operating speed.
If you are comparing small four-stroke outboards, the Suzuki 9.9HP 4-Stroke EFI provides a fuel-injected alternative. The Suzuki 6HP 4-Stroke is a smaller portable option, while the Yamaha F2.5 4-Stroke is designed for much smaller boats and lightweight applications.
The Yamaha T9.9 produces 9.9HP. Yamaha’s published specifications rate the propeller-shaft output at 9.9HP at approximately 5,500 RPM.
The T9.9 uses a 212cc two-cylinder four-stroke engine with a 56 x 43mm bore and stroke.
Yes. The T9.9 is Yamaha’s high-thrust 9.9HP platform. Its 2.92:1 gear ratio and Dual Thrust propeller are designed to produce strong low-speed thrust for heavier loads.
The T9.9 uses a 2.92:1 gear ratio. This reduction allows the high-thrust lower unit to drive a larger propeller effectively.
Yes. Yamaha offers T9.9 high-thrust configurations with electric starting, and the supplied product listing identifies electric starting for this engine.
Yes. The T9.9 uses a carbureted fuel system. Yamaha’s published specifications identify carburetion for the high-thrust T9.9.
The supplied listing identifies the T9.9XPB with a 625mm (24.6-inch) transom dimension. Yamaha documentation commonly identifies this as the 25-inch-class X configuration. Confirm the actual engine identification plate before installation.
The supplied listing gives 44kg for the T9.9LPB and 45kg for the T9.9XPB. Yamaha documentation shows that weights vary by model suffix, shaft length and market, so the actual engine configuration should be checked before calculating transom load.
The T9.9 is particularly suited to heavier small craft, sailboats, pontoons, fishing boats and kicker applications where strong low-speed thrust is useful.
The T9.9 is the high-thrust version. It uses a 2.92:1 gear ratio and a Dual Thrust propeller system, while the standard F9.9 platform uses a different lower-unit ratio.
Yes. The supplied specification lists a 12V 6A alternator with rectifier/regulator, and Yamaha’s published high-thrust specifications also identify a 6A charging output.
Yes. Yamaha specifically markets the high-thrust 9.9HP platform for kicker use, including multi-species boats. The correct shaft length and remote-control arrangement must be matched to the boat.
The Yamaha T9.9 combines a 212cc two-cylinder four-stroke engine with a 2.92:1 high-thrust gear ratio, electric starting and a 6A charging system. Its design makes it particularly relevant to kicker, fishing, sailboat and heavier small-boat applications where controlled low-speed thrust is important. For this specific listing, confirm the T9.9XPB identification, actual shaft length, controls and included equipment before purchase.
Explore more outboard engines at Performance Engines.
