JH Series 28.7 - 92kW (39 - 125HP) Three and four cylinder direct injection diesels with heat exchanger cooling. Choices of natural aspiration, turbocharged and turbo / aftercooler models, with straight drive or angle drive transmissions. Smaller horsepower models are also offered with Saildrive units. JH Series 3JH4 (39HP / 28.7kW) The Yanmar 3JH4 is an all new naturally aspirated engine for sailboats and motor craft - quieter, cleaner and producing more torque - with the largest displacement and smallest dimensions in its class. It's fullfy compliant with EPA Tier 2 emissions regulations and with BSO/SAV Stage 2 requirements.
|Power (crankshaft)||28.7 kW (39 HP) @ 3000rpm|
|Full throttle operating speed||3000 rpm|
|Bore x stroke||88 mm x 90 mm|
|Alternator||60A (80A option)|
|Cooling system||water cooled|