Marine propulsion device with closed deck cylinder block constru

Details Marine propulsion device with closed deck cylinder block constru Marine propulsion device with closed deck cylinder block constru

1991-07-24

1993-03-09

Echols, P. W.

Internal-combustion engines

Cooling

With jacketed head and/or cylinder

123 4108, 123195P, F02B 7518

Patent

active

051918609

ABSTRACT:
Disclosed herein is an engine comprising a closed deck cylinder block including a cylinder bore having an outer end, a counter bore at the outer end of the cylinder bore, and an outer wall including an outer cylinder head mounting surface extending from the counter bore. In addition, the engine includes a cylinder liner received in the cylinder bore and defining, with the counter bore, an annular groove in the cylinder head mounting surface, and a cylinder head including a cylinder block mounting surface engaged with said cylinder head mounting surface of said cylinder block. Still further in addition, the engine includes a seal member located in the annular groove and engaged with the cylinder block and the cylinder head, and a plurality of fasteners extending between and tightly securing together the cylinder block and the cylinder head.

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