YAMAHA
Internal Engine System
ALL PISTONS
ARE SUPPLIED WITH PISTON RINGS, WRIST PIN AND CIRCLIPS
Piston Rings are available individually
V-4 & V-6 Pistons and Rings
STANDARD
.25mm O.S.
.50mm O.S.
18-4128 (Port)
18-4129 (Stbd.)
18-4130 (Port)
18-4131 (Stbd.)
18-4132 (Port)
18-4133 (Stbd.)
Replaces:
Replaces:
Replaces:
Replaces:
6G5-11642-00-93
6G5-11631-00-93
6G5-11646-00-00
6G5-11636-00-00
-- CONTAINS --
-- CONTAINS --
Part #
Rings
O.E. #
Part #
Rings
O.E. #
18-3934
Standard
6E5-11610-03-00
18-3936
Standard
6E5-11610-23-00
V-6 Loop Charged Engines (1992-2001)
18-4080 (Port)
18-4081 (Stbd.)
18-4082 (Port)
18-4083 (Stbd.)
18-4084 (Port)
18-4085 (Stbd.)
Replaces:
Replaces:
Replaces:
Replaces:
Replaces:
Replaces:
6R5-11642-11-93
6R5-11631-11-93
6R5-11646-11
6R5-11636-11
6R5-11645-11
6R5-11635-11
-- CONTAINS --
Part #
Rings
O.E. #
18-3934
Standard
6E5-11610-03-00
5
5
5
Inline Pistons and Rings 5
5
5
STANDARD
.25mm O.S.
.50mm O.S.
18-4091
18-4093
18-4136
Replaces: 6H3-11631-01-96
Replaces: 6H3-11636-01-00
Replaces: 6E7-11635-00-00
--
CONTAINS --
18-4096
-- CONTAINS --
Replaces: 6K5-11636-03-00
Part #
Rings
O.E. #
Part #
Rings
O.E. #
18-4137
Replaces: 6E7-11636-00-00
18-3977
25mm O.S.
682-11610-11-00
18-3963
Standard
6K5-11601-02-00
--
CONTAINS --
18-4139
18-4135
Replaces: 689-11635-00-00
Replaces: 6E7-11631-00-97
Part #
Rings
O.E. #
18-4145
-- CONTAINS --
Replaces: 61N-11635-00-00
18-3978
50mm O.S.
682-11610-21-00
Part #
Rings
O.E. #
18-4142
18-4140
Replaces: 6H4-11635-00-00
Replaces: 689-11636-00-00
18-3976
Standard
682-11610-01-00
18-4138
Replaces: 689-11631-00-95
18-4146
Replaces: 61N-11636-00-00
--
CONTAINS --
18-4143
Replaces: 6H4-11636-00-00
Part #
Rings
O.E. #
18-4099
Replaces: 6H1-11636-03-00
18-3954
Standard
689-11610-01-00
18-4141
Replaces: 6H4-11631-00-96
-- CONTAINS --
Part #
Rings
O.E. #
18-3960
Standard
6H4-11610-00-00
18-4097
Replaces: 6H1-11631-03-95
--
CONTAINS --
Part #
Rings
O.E. #
18-3969
Standard
688-11603-A0-00
PISTON APPLICATION
PISTON
RINGS
HP/Model
Years
Std.
.25mm
.50mm
Std.
.25mm
.50mm
9.9/15
1984-95
18-4135
18-4136
18-4137
18-3976
18-3977 18-3978
9.9/15
1996-2003
18-4135
18-4136
18-4137
18-3976
18-3977 18-3978
25
1985
18-4138
18-4139
18-4140
18-3954
--
--
25
1988-Up
18-4141
18-4142
18-4143
18-3960
18-3961
--
30
1984-86
18-4138
18-4139
18-4140
18-3954
--
--
C30
1989-92
18-4138
18-4139
18-4140
18-3954
--
--
C30
1993-97
--
18-4145
18-4146
--
--
--
40
1984-88
18-4141
18-4142
18-4143
18-3960
18-3961
--
40
1992-94
18-4141
18-4142
18-4143
18-3960
18-3961
--
40
1996-2003
18-4141
18-4142
18-4143
18-3960
18-3961
--
C40
1997-99,2001-02
--
18-4142
18-4143
18-3960
18-3961
--
APPLICATION CONTINUED ON NEXT PAGE
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