Sierra 18-4333 Powerhead Gasket Set

Replaces OEM part #MERCURY MARINE 27-814195A93 For: Mercury/Mariner V-225 Sea Pro; V-225 EFI(3.0L);V-250 EFI(3.0L)outboards. Contains: ( 6 ) 18-7400 O-Ring; relaces O.E.# 25-818573 ( 2 ) 18-0182 Gasket; replaces O.E.# 27-62386 ( 1 ) 18-0860 O-Ring; replaces O.E.# 25-62700 ( 3 ) 18-2509 Gasket. replaces O.E.# 27-67751 ( 1 ) 18-7803 Gasket; replaces O.E.# 21-857005A1 ( 1 ) 18-2734 Gasket; replaces O.E.# 27-814195-1 ( 1 ) 18-7414 O-Ring; replaces O.E.# 25-64067 ( 2 ) 18-0952 Gasket; V6 Relfief Valve Plate; replaces O.E.# 27-88907 ( 1 ) 18-7803 Diaphragm Kit; replaces O.E.# 21-857005A1