M9.8B
PORTABLE
The Tohatsu 9.8 and the Mercury 9.9 have identical specifications. Tohatusu introduced their engine in 2004 and received awards for best in class, etc. If this engine is actually a Mercury design, why would Mercury let Tohatsu introduce it a year earlier and take all the credit and awards for it? Rtk: posted 09:38 AM ET (US). Tohatsu gives boaters exactly what they need in mid-range portables: more power and less weight! All of these truly portable models offer an incredible horsepower-to-weight ratio. Whatever your boating application, these are the ultimate outboards for convenience, reliability and portability.
Tohatsu gives boaters exactly what they need in mid-range portables: more power and less weight! All of these truly portable models offer an incredible horsepower-to-weight ratio, led by the Tohatsu 9.8 2-stroke at just over 26 kgs. Whatever your boating application, these are the ultimate outboards for convenience, reliability and portability.
Tohatsu 2-stroke benefits
- Excellent reliability with proven 2-stroke technology
- Simple in design
Easy operation and handling
- Loop charged induction for smooth operation and fuel economy
- CD ignition system for quicker starts
Fundamentals for user convenience and reliability
- Through-the-prop exhaust for a quiet ride
- Thermostatically controlled cooling system for consistent engine temperature
- Stainless steel water pump housing for outstanding durability
- High grade marine aluminum alloy that provides the ultimate protection against corrosion
- Zinc coating on internal water passages for superior corrosion resistance
- Aluminum propeller
Protection
- Safety lanyard (an essential protection feature standard on all Tohatsu outboards)
- Start-in-gear protection for safer engine starting
Tohatsu 9.8 Sale
Hi, I have a 2003 Tohatsu M9.8B 2 stroke engine, short shaft, and I wish to convert it to a 15HP engine. I am aware some folks have had success with other models by simply changing the carburetor. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators.
Tohatsu 9.8 Manual
SPECIFICATIONS
| Engine | Two Stroke 2 Cylinder |
|---|---|
| Output | 9.8 ps (7.2 kw) |
| Displacement | 169 cc (10.31 cu.in.) |
| Bore x Stroke | 50 x 43 mm (1.97 x 1.69 in) |
| Starting | Electric or Manual |
| Control Type | Tiller Handle |
| Gear Shift | Forward - Neutral - Reverse |
| Gear Ratio | 2.08:1 (13:27) |
| Ignition System | ATDC1゜- BTDC17゜ |
| Propeller Selection Range | 5' - 9.5' |
| Transom Height | 15', 20', 25' |
| Fuel | Unleaded Gasoline (87 Octane) |
| Oil Type | Genuine recommended 2stroke engine oil (TCW-3) |
| Fuel Tank | 12 L (3.17 US Gal.) Separate Fuel Tank |
| Weight* | 26.0 Kg (57 lbs.) |
| Alternator Output | Optional: 12V, 80W, 7A (Standard on Electric Start Models) |
| Max. RPM Range | 5,000 - 6,000 |
| Start In Gear Protection | Standard |
| Thermostat Controlled Cooling System | Standard |
| Through-The-Prop Exhaust | Standard |
| Shallow Water Drive | Standard |
| Engine lubrication system | Premixed Fuel |
Specifications and descriptions are subject to change without notice.
Tohatsu 9.8 Mods Parts
| Model | Shaft Length | Cylinders | Electric Start | Tiller Handle | 12V Charging System | Remote Fuel Tank | Propeller |
|---|---|---|---|---|---|---|---|
| M9.8BS | 15' | 2 | S | S | S | ||
| M9.8BL | 20' | 2 | S | S | S | ||
| M9.8BUL | 25' | 2 | S | S | S | ||
| M9.8BEFS | 15' | 2 | S | S | S | S | S |
| M9.8BEFL | 20' | 2 | S | S | S | S | S |
Tohatsu 9.8 Service Manual
- Specifications subject to change without notice. Additional models and/or configurations may be available. Contact your local dealer for details.
Distributors
Use our handy database and find a distributor of your area/country.