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Mercruiser 350 Mag Specifications

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  • Mercruiser 350 Mag Specifications

    Power 300HP (221 kW)

    Full Throttle Range 4800 - 5200 RPM

    Displacement 350 CID (5.7L)

    Engine Type V8

    Bore & Stroke 4.00" X 3.48" (101mm X 88mm)

    Compression Ratio 9.4:1

    Fuel Requirement 87 Octane (R+M)/2

    Engine Control System ECM 555 with SmartCraft CAN Capability (PCM 555 w/DTS)

    Fuel Delivery System Gen II Cool Fuel-Alpha, Gen III Cool Fuel-Bravo

    Fuel Injection System Multi-Point Electronic Fuel Injection (Sequential Fuel Injection w/DTS)

    Induction System 2-pieceLong Runner intake with 75mm Throttle Body (80mm w/DTS)

    Ignition System Crank-fired High Voltage Switch w/Knock Control and Platinum Plugs

    Charging System 65 Amp/917 Watt Alternator

    Water Drain System 3-point Manual Drain (Bravo Models), Single Point Manual Drain (Alpha Models)

    Exhaust System Iron Manifold with Ceramic Coated Dry-joint Exhaust Elbow

    Cooling System Thermostatically Controlled, Raw Water

    Accessory Drive System Serpentine Belt

    Recommended Engine Oil MerCruiser Full Synthetic Engine Oil - SAE 20W-40

    Engine Guardian System Low Oil Pressure, High Coolant Temperature, Low Drive Lube, Low Sea Water Pressure, Low Voltage, Over-rev control, Knock Control

    Alpha Ratios 1.47

    Bravo One Ratios 1.36, 1.50, 1.65

    Bravo Two Ratios 2.00, 2.20

    Bravo Three Ratios 2.00. 2.20, 2.43(H)

    Dimensions (LxWxH) in 32 x 30 x 22

    Dimensions (LxWxH) mm 814 x 740 x 559

    Weight w/ Alpha (lbs./kg) 946/430

    Weight w/ Bravo One (lbs./kg) 987/449

    Weight w/ Bravo Two (lbs./kg) 1004/456

    Weight w/ Bravo Three (lbs./kg) 1013/460

    Digital Throttle and Shift Optional

    Optional Freshwater Cooling Kit

    CA 4-Star Emissions Control Model Available
    For Owners, By Owners