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Andrew Norton1 Jan 2005
REVIEW

Tohatsu MFS9.8

Tohatsu's MFS9.8A is the lightest twin-cylinder four-stroke in the 10hp range, Andrew Norton discovers

The MFS9.8A has California Air Resources Board (CARB) 2008 emission compliance, and the warranty for recreational-usage is two years.







































HOW IT WENT
Revs Kmh Lt/h Km/Lt
900 3.7 0.3 12.31
2000 8.6 0.8 10.82
3000 10.8 1.4 7.73
4400 23.6 2.8 8.44
5000 28.7 3.1 9.35
5900 34.2 4.1 8.36



















































    SPEC CHECK
    Engine type: Cross-flow SOHC four-stroke
    Valve actuation: Toothed rubber belt, four valves
    Prop hp @ rpm: 9.7/5500
    WOT rev range: 5000–6000
    Piston displacement (cc): 209
    Bore x stroke (mm): 55 x 44
    Ignition system: CD with electronic timing advance
    Charging circuit: 6amp 80W unregulated
    Fuel type: ULP 91 RON
    Oil type: Valvoline SAE15W40 API SG
    Oil capacity (lt): 0.8
    Break-in period (hr): 10
    Gear ratio: 2.08:1
    Transom heights (in): 15/20/25
    Shortshaft weight (kg): 37.0
    Recommended retail: $2996
    Spare alloy prop: $155
     
    Servicing prices*
    Year one $235
    Year two, etc $185
     
    * As per manufacturer's recommended schedule but excluding parts. All prices current as of December 2004.
    Loan engine from Lakeside Marine, tel (02) 4392 6110. Prop and servicing prices from Coast to Coast Boating, tel (02) 4970 5541


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    Written byAndrew Norton
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