Inboard motor

The MAN B&W 5S50MC 5-cylinder, 2-stroke, low-speed marine diesel engine. This particular engine is found aboard a 29000 tonne chemical carrier.

A Yanmar 2GM20 inboard marine diesel engine, installed in a sailboat.

Major Henry H. Arnold with the first Liberty engine. Aircraft engines were later used in boats.
Hap Arnold went on to command all US Airforces in WWII.

An inboard motor is a marine propulsion system for boats. As opposed to an outboard motor where an engine is mounted outside the hull of the craft, an inboard motor is an engine enclosed within the hull of the boat, usually connected to a propulsion screw by a driveshaft.

单词	Inboard motor
释义	Inboard motor 英语百科 Inboard motor An inboard motor is a marine propulsion system for boats. As opposed to an outboard motor where an engine is mounted outside the hull of the craft, an inboard motor is an engine enclosed within the hull of the boat, usually connected to a propulsion screw by a driveshaft.
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