Mercury Mercruiser 496 HO Engine

Mercury Mercruiser 496 HO Engine
Engine Specs
Power 425HP (317 kW)
Full Throttle Range 4600-5000 RPM
Displacement 496 CID (8.1L)
Engine Type V8
Bore & Stroke 4.25″ X 4.38″ (108mm X 111mm)
Compression Ratio 9.1:1
Fuel Requirement 87 Octane (R M)/2
Engine Control System PCM 555 with SmartCraft CAN Capability
Fuel Delivery System Gen III Cool Fuel
Fuel Injection System Sequential Multi-Point Electronic Fuel Injection
Induction System 2-piece Long Runner intake with 75mm Throttle Body (80mm w/DTS)
Ignition System Distributorless Ignition w/Knock Control and Platinum Spark Plugs
Charging System 65 Amp/917 Watt Alternator
Water Drain System Single Point Air-Actuated
Exhaust System Tuned Runner Exhaust Manifolds with 316 Stainless Steel Tubular Dry Joint Elbows
Cooling System Closed Cooling, Long Life 5-Year Anti-Freeze, Brass Sea Water Pump
Accessory Drive System Serpentine Belt, Stainless Steel Spring Automatic Tensioner
Recommended Engine Oil SAE 25W-40 NMMA Certified FC-W
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 One, Bravo One X Ratios 1.36, 1.50, 1.65(H)
Dimensions (LxWxH) in 35x 33 x 24
Dimensions 878 x 838 x 610
Weight w/ Bravo One, X, XR (lbs./kg) 1199/544