2010 Mercury MerCruiser Multisport Injection (MPI) 496 MAG HO - 425 HP

Specifications

• Engine Type : V8
• Bore & Stroke (in/mm) : 4.25" X 4.38" (108mm X 111mm)
• Compression Ratio : 9.1:1
• Cooling System : Closed Cooling, Long Life 5-Year Anti-Freeze, Brass Sea Water Pump
• Ignition System : Distributorless Ignition w/Knock Control and Platinum Spark Plugs
• Charging System : 65 Amp/917 Watt Alternator
• Accessory Drive System : Serpentine Belt, Stainless Steel Spring Automatic Tensioner
• Engine Guardian System : Low Oil Pressure, High Coolant Temperature, High Exhaust Manifold Temperature, Low Drive Lube, Low Sea Water Pressure, Low Voltage, Over-rev control, Knock Control
• Bravo Three Ratios : 1.26, 1.35, 1.50
• Bravo One XR Ratios : 1.26, 1.35, 1.50
• Engine Control System : PCM 555 with SmartCraft CAN Capability
• Fuel Requirements : 87 Octane (R+M)/2
• Fuel Delivery System : Gen III Cool Fuel
• Fuel Injection System : Sequential Multi-Point Electronic Fuel Injection
• Bravo Three XR Ratios : 2.0
• Water Drain System : Single Point Air-Actuated
• Dimensions (LxWxH) in : 35x 33 x 24
• Dimensions (LxWxH) mm : 878 x 838 x 610
• Digital Throttle and Shift : Optional
• Exhaust System : Tuned Runner Exhaust Manifolds with 316 Stainless Steel Tubular Dry Joint Elbows
• Recommended Engine Oil : MerCruiser Full Synthetic Engine Oil - SAE 20W-40
• Power : 425HP (312 kW)
• Displacement : 496 CID (8.1L)
• Induction System : 2-pieceLong Runner intake with 75mm Throttle Body (80mm w/DTS)
• Full Throttle Range : 4600-5000 RPM
• Bravo One X Ratio : 1.36, 1.50, 1.65(H)
• Bravo Three X Ratio : 1.81, 2.00, 2.20,(H)
• Bravo Two X Ratio : 1.81, 2.00, 2.20(H)
• Weight w/ Bravo One, X, XR (lbs./kg) : 1199/544
• Weight w/ Bravo Three, X (lbs./kg) : 1224/556
• Weight w/ Bravo Two, X (lbs./kg) : 1214/551