147.5HP 1050CC 4 stroke jet engine with EFI (Electric Fuel Injection) This is a jet ski(jet boat) engine and can be used as the marine inboard engine. The whole engine system includes the engine, jet pump, 70L big fuel tank and all the related parts. Specification: Engine type 4 stroke 20 valve Number of cylinders 4 Engine displacement 1050 cc Rated Horsepower 147.5hp @ 9, 800 RPM Bore & Stroke 76*58 Compression Ratio 11.9: 1 Lubrication system Dry sump Cooling system Water cooled Start system Electric starter Ignition system CDI Propulsion system Jet pump Jet pump type Axial flow, single stage Recommended fuel Regular unleaded gasoline Fuel tank capacity 70L Engine oil quantity 4.5L Fuel consumption 35L/h