Inboard engine MONSOON 409 SS

gasolineboating

Confidence and the power to make the hair on your neck stand straight up every time you turn the key. Discover the massive gains in throttle response, horsepower and towing power made possible by the Monsoon 409 SS features and benefits listed below. Features and Benefits: Coil-near-plug ignition system with 58X crankshaft position encoder, 4X cam sensor, and dual flat response knock sensors for precise control of ignition timing under all operating conditions Iridium tip long-life spark plugs with improved self cleaning properties which decrease the potential for plug fouling Variable valve timing using a hydraulic cam phaser to retard cam timing for low end torque and advance cam timing for high rpm horsepower Cast iron deep-skirt cylinder block with six-bolt main bearing caps that limit crankshaft flex and stiffen the engines structure Serpentine belt Top mount starters Cast aluminum structural oil pan for additional rigidity High-flow aluminum cylinder head design Steel camshaft, hydraulic roller lifters, and steel roller rocker arms for reduced friction and excellent durability Returnless fuel injection with stainless steel fuel rail Inconnel (high temperature) exhaust valves for longterm durability Shallow sump oil pan for marine applications Floating pin pistons which reduce noise and increase durability Heavy-duty timing chain with a new leaf spring dampener to ensure quiet operation and long-term durability