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Yamaha Outboard Thermostats

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Thermostat - Sierra
Madness Sale Price: $18.89
Save: $11.11
(37% Off $30.00)
Part # 18-3540 ValueShip™ Eligible
    Replaces: 6E5-12411-30-00
    Fits: 9.9-15 (1996-06), 20 (1996-97), 25 (1988-95), 30 3-cyl (1987-91), 40 (1986-05), C40 3-cyl (1998-02), 50 (1986-05), C50 (1998-01), P50 (1987-96), 115 (1984-05), B115 (1998-99), C115 (1991-00), P115 (1993-96), S115/S130 (1996-98), 130/L130 (1988-05), 150/175/200 (1986-05), C150 (1996-99), D150/DX150 (1997-05), L150/ L200 (1986-99), LX150/LX200 (1999-01), P150 (1986-99), PX150 (1999), SX150/ SX200 (1999-04), V150 (2000-05), VX150 (2000-05), VZ150/VZ175/VZ200 (2001-05), Z150/Z175/Z200 (2000-05), P200 (1991-93), V200/V225 (1998-99), VX200/VX225 (2000-05), V6 Special (1984-86), V6 Excel (1987-89), 225 2.6L (1990-97), S225/L225 3.1L (1994-99), SX225/LX225 3.1L (2000-02), 250/L250 2.6L (1990-95), S250/L250 3.1L (1996-99), SX250/LX250 3.1L (2000-02), VX250 3.1L (2002-04)
Thermostat - Sierra
Madness Sale Price: $26.99
Save: $17.00
(38% Off $43.99)
Part # 18-3541 ValueShip™ Eligible
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    Replaces: 66M-12411-01-00
    Fits: F6 (2001-05), F8 (2001-05), T8 (2001-05), F9.9 (1985-05), T9.9 (1985-05), T9.9 (1991-05), F15 (1998-05), F25 (1998-05), T25 (2001-05), F30 (2001-05), F40 4cyl (1999), F40 3cyl (2000-05), F50 (1995-05), T50 (1996-05), F60 (2002-05), T60 (2003-05), F80 (1999-00), F100 (1999-00)
Thermostat Kit - Sierra
Madness Sale Price: $19.79
Save: $12.68
(39% Off $32.47)
Part # 18-3608 ValueShip™ Eligible
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    Kit includes: Thermostat (18-3540) and gasket (18-0844)

    Fits: 115 (1991-02), C115 (1991-99), P115 (1993-96), S115 (1996-99), 130 (1991-02), L130 (1991-00), S130 (1996-99), 150 (1991-02), C150 (1996-99), L150 (1991-99), P150 (1991-99), S150 (1996-99), V150 (2000-02), Z150 (2001-02), 175 (1991-95, 97), P175 (1994-99), V175 (2000), Z175 (2001-02), 200 (1991-98), L200 (1991-99), P200 (1991-99), S200 (1996-99), V200 (1998-99), Z200 (2001-02), 225 (1991-97), V225 (1998-99)

Thermostat Kit - Sierra
Madness Sale Price: $19.79
Save: $12.68
(39% Off $32.47)
Part # 18-3609 ValueShip™ Eligible
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Thermostat Kit - Sierra
Madness Sale Price: $29.69
Save: $17.80
(37% Off $47.49)
Part # 18-3611 ValueShip™ Eligible
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    Fits: 15 (2006), F15 (1998-06), F25 (1999-06), F30 (2001-06), F40 (1999-06), F50 (1996-06), F60 (2002-06), F9.9 (2005-06), T25 (2001-06), T50 (1996-06), T60 (2003-06), T9.9 (2005-06)
Thermostat Kit - Sierra
Your Price: $27.81
Save: $8.26
(22% Off $36.07)
Part # 18-3608D ValueShip™ Eligible
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    Fits: 115 (1991-02), C115 (1991-99), P115 (1993-96), S115 (1996-99), 130 (1991-02), L130 (1991-00), S130 (1996-99), 150 (1991-02), C150 (1996-99), L150 (1991-99), P150 (1991-99), S150 (1996-99), V150 (2000-02), Z150 (2001-02), 175 (1991-95, 97), P175 (1994-99), V175 (2000), Z175 (2001-02), 200 (1991-98), L200 (1991-99), P200 (1991-99), S200 (1996-99), V200 (1998-99), Z200 (2001-02), 225 (1991-97), V225 (1998-99)KIT CONTAINS
  • 18-3540 Thermostat (OEM-6E5-12411-30-00) 1
  • 18-0844 Gasket (OEM-688-12414-A1-00) 1

    DISPLAY PACKAGE

18-0754 Thermostat Gasket - Sierra
Madness Sale Price: $4.53
Save: $0.16
(3% Off $4.69)
Part # 18-0754 ValueShip™ Eligible
Hurry! Only 1 left in stock
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Replaces OEM part #
  • YAMAHA 68D-E2414-A0-00
18-3622 Thermostat Kit - Sierra
Madness Sale Price: $21.59
Save: $12.79
(37% Off $34.38)
Part # 18-3622 ValueShip™ Eligible
Replaces OEM part #
  • YAMAHA 6H3-12411-11-00
For:
  • 60TLR-0405
  • 70TLR-0405
  • 70TLR-0406
  • 70TLR-0407
  • 70TLR-0408
18-3623 Thermostat (Seal Included) - Sierra
Madness Sale Price: $20.17
Save: $12.70
(38% Off $32.87)
Part # 18-3623 ValueShip™ Eligible
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Replaces OEM part #
  • YAMAHA 6E5-12411-02-00
For:
  • 8MSH-0405
  • 8MSH-0406
  • 8MSH-0407
  • 8MSH-0608
  • 8MSHD-2005
18-3624 Thermostat Kit - Sierra
Madness Sale Price: $38.43
Save: $7.56
(16% Off $45.99)
Part # 18-3624 ValueShip™ Eligible
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Replaces OEM part #
  • YAMAHA 69M-12411-01-00
For:
  • F2.5MSH-0405
  • F2.5MSH-0406
  • F2.5MSH-0407
  • F2.5MSH-0608
  • F2.5MSHD-2005
18-3625 Thermostat (Seal Included) - Sierra
Madness Sale Price: $25.91
Save: $16.85
(39% Off $42.76)
Part # 18-3625 ValueShip™ Eligible
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Replaces OEM part #
  • YAMAHA 6F5-12411-03-00
For:
  • 9.9EL
  • 9.9ES
  • 15EL
  • 15ES (1986-1995)
  • 9.9L
  • 9.9S
  • 15L
  • 15S (1986-1990)
  • 9.9M
  • 15ML
  • 15MS
  • C55EL (1991-1995)
  • C25EL
  • C40EL (1991-1997)
  • C25ML (1993-1997)
  • C25MS
  • C40MS
  • C40PS (1992-1997)
  • C30EL (1991-1992)
  • CV30EL (1989-1990)
  • C40ML (1994-1995)
  • C55TL (1993-1995)
  • CV25EL
  • CV25EM
  • CV40EL(1990)
  • CV55EL (1989)
Sierra
Mallory and Sierra Thermostats for Yamaha outboard engines.
Average Customer Review for Thermostat - Sierra
Full StarFull StarFull StarEmpty StarEmpty Star Based On 2 Reviews | Write Review
Full StarFull StarFull StarFull StarFull StarGood product. Good price.
by Robin from Newton, North Carolina on November 08, 2014
New thermostats worked great.
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Full StarEmpty StarEmpty StarEmpty StarEmpty StarWrong thermostat was shipped
by Paul from Friendswood, Texas on November 14, 2013
I ordered the Thermostat - Sierra Part # 18-3540. Two issues. 1)This thermostat was not compatible with my outboard Yamaha 115HP 2-stroke 2)The thermostats that were shipped to my address was not identical to the picture of the part Thermostat - Sierra Part # 18-3540 listed with the web site. I Will return to part to iboats soon.
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Average Customer Review for 18-3622 Thermostat Kit - Sierra
Full StarFull StarFull StarFull StarFull Star Based On 1 Review | Write Review
Full StarFull StarFull StarFull StarFull StarPerfect Match
by Brian from Jupiter, Florida on October 02, 2012
Part came in ontime and in good condition. Engine cooling is working now
(1 of 1 people found this review helpful)
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Q:
Is this the proper thermostat kit for a 2004 Yamaha F150 4-stroke?
A:
Yes, this thermostat kit is the match for your Yamaha engine.
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