Yamaha Outboard .50 mm OS Inline Pistons

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HP/Model:
Years:

HP/Model

Years

Sierra Piston, .50mm OS

Mallory Piston, .50mm OS

9.9 1984-2003 18-4137 -
15 1984-2003 18-4137 -
25 1985 18-4140 -
25 1988-Up 18-4143 9-53812
C25 MHV2 1997 18-4146 9-53807
30 1984-1986 18-4140 -
C30 1989-1992 18-4140 -
C30 1993-1997 18-4146 9-53807
40 1984-1988 18-4143 9-53812
40 1992-1994 18-4143 9-53812
40 1996-2003 18-4143 9-53812
C40 1997-1999 18-4143 9-53812
C40 2001-2002 18-4143 9-53812
P40 1998 18-4143 9-53812
E48 1997 18-4099 9-53817
50 1986-1988 18-4143 9-53812
50 1996-1997 18-4143 9-53812
50 1999-2000 18-4143 9-53812
50 2002-2003 18-4143 9-53812
C50 1998-1999 18-4143 9-53812
C50 2001 18-4143 9-53812
P50 1996 18-4143 9-53812
P50 1987-1988 18-4143 9-53812
55 1993-1995 18-4099 9-53817
60 1984-1998 18-4093 -
60 2002-2003 18-4093 -
C60 1996-2001 18-4093 -
E60 MLH,T,U,V 1995-1997 18-4096 -
P60 1991-1999 18-4093 -
70 1984-1998 18-4093 -
70 1999-2003 18-4093 -
C70 2000-2001 18-4093 -
75 1994-1998 18-4099 9-53817
C75 1996 18-4099 9-53817
C75 1998-1999 18-4099 9-53817
E75 1996 18-4099 9-53817
E75 1997 18-4099 9-53817
P75 1996-1999 18-4099 9-53817
C80 1997 18-4099 9-53817
C85 1992-1996 18-4099 9-53817
90 1994-1999 18-4099 9-53817
C90 1997-2001 18-4099 9-53817

HP/Model

Years

Sierra Piston, .50mm OS

Mallory Piston, .50mm OS

Refine Parts List
HP/Model:
Years:
Your Price: $94.99
Save: $7.10
(6% Off $102.09)
Part # 18-4093 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 7 hrs 28 mins.
Hurry! Only 1 left in stock
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Replaces OEM part #
  • YAMAHA 6H3-11636-01-00
.50mm O.S.

Contains:
  • Piston, Piston Rings, Wrist Pin and Circlips
Your Price: $45.99
Part # 18-4096 ValueShip™ Eligible
No Reviews  |  Write Review  |  Ask Question
Replaces OEM part #
  • YAMAHA 6K5-11636-03-00
.50mm O.S.

Contains:
  • Piston, Piston Rings, Wrist Pin and Circlips
Your Price: $134.99
Save: $37.65
(21% Off $172.64)
Part # 18-4099 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 7 hrs 28 mins.
No Reviews  |  Write Review  |  Ask Question
Replaces OEM part #
  • YAMAHA 6H1-11636-03-00
.50mm O.S.

Contains:
  • Piston, Piston Rings, Wrist Pin and Circlips
Your Price: $87.99
Save: $16.95
(16% Off $104.94)
Part # 18-4143 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 7 hrs 28 mins.
No Reviews  |  Write Review  |  Ask Question
Replaces OEM part #
  • YAMAHA 6H4-11636-00-00
.50mm O.S.

Contains:
  • Piston, Piston Rings, Wrist Pin and Circlips
Your Price: $85.99
Save: $16.79
(16% Off $102.78)
Part # 18-4146 ValueShip™ Eligible
No Reviews  |  Write Review  |  Ask Question
Replaces OEM part #
  • YAMAHA 61N-11636-00-00
.50mm O.S.

Contains:
  • Piston, Piston Rings, Wrist Pin and Circlips
 
Your Price: $47.99 (Out of stock)
Save: $39.90
(45% Off $87.89)
Part # 9-53807 ValueShip™ Eligible
No Reviews  |  Write Review  |  Ask Question
Yamaha 2.638 Piston 20-25 Hp .5mm Over
Your Price: $57.86
Save: $10.14
(14% Off $68.00)
Part # 100-250-05K
No Reviews  |  Write Review  |  Ask Question
    Yamaha:
  • 6L2-11636-00
  • 6L2-11636-00-00
Sierra
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