Induction system for outboard motor

摘要

An induction system arrangement for an engine powering an outboard motor is disclosed. The engine has a block defining at least one combustion chamber which a member movably mounted therein which is connected to a crankshaft for driving the crankshaft. A throttle body is connected to the block and has a throttle passage leading from an inlet to the block. An air plenum is positioned at the inlet of the throttle body. A fuel injector is mounted to exterior of the throttle body corresponding to each throttle passage. The air plenum has an air inlet through which air is supplied to the engine, the air inlet positioned on a side of the throttle body opposite the fuel injectors.