Cooling system of multi-cylinder engine.

摘要

A cooling system of a multi-cylinder engine having a plurality of cylinder liners (5) fitted in a row in a cylinder block (1), each said liner having an outward flange (5a) at an upper end thereof, said system comprising a block-side coolant jacket (JB) provided in the cylinder block so as to surround an outer periphery of a body of each of said cylinder liners, characterised in that a block-side flange-surrounding coolant gallery (16) is provided in the cylinder block, upwardly of the said block-side coolant jacket, so as to surround an outer periphery of the said outward flange of each of said cylinder liners, and a plurality of dispensing passages (15) are provided for communication between said block-side coolant jacket and said flange-surrounding coolant gallery. <IMAGE>