Johnson Thermostats

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HP

(5 to 250)
Years

(1959 to 2006)

HP

Years

Sierra Thermostat

Mallory Thermostat

Sierra Thermostat Kit

Mallory Thermostat Kit

51965-196818-3543 9-43019 18-3672 9-43101
5198618-3543 9-43019 18-3672 9-43101
5.51959-196418-3543 9-43019 18-3672 9-43101
61965-197918-3543 9-43019 18-3672 9-43101
6198618-3543 9-43019 18-3672 9-43101
7.51980-198618-3543 9-43019 18-3672 9-43101
8198618-3543 9-43019 18-3672 9-43101
9.51964-197318-3543 9-43019 18-3672 9-43101
9.91974-198618-3543 9-43019 18-3672 9-43101
101959-196318-3543 9-43019 18-3672 9-43101
151974-198618-3543 9-43019 18-3672 9-43101
181959-197318-3543 9-43019 18-3672 9-43101
201981-199418-3543 9-43019 18-3672 9-43101
25(2)1969-199418-3543 9-43019 18-3672 9-43101
281989-199418-3543 9-43019 18-3672 9-43101
301986-199418-3543 9-43019 18-3672 9-43101
35195918-3543 9-43019 18-3672 9-43101
351976-199418-3543 9-43019 18-3672 9-43101
401960-196918-3543 9-43019 18-3672 9-43101
451989-1992(4)18-3543 9-43019 18-3672 9-43101
501971-197518-3543 9-43019 18-3672 9-43101
50197918-3543 9-43019 18-3672 9-43101
501981-198618-3543 9-43019 18-3672 9-43101
551976-1992(3)18-3543 9-43019 18-3672 9-43101
601969-197018-3557 9-43024 18-3669 -
601980-198618-3543 9-43019 18-3672 9-43101
60, 60TTL199318-3561 9-43023 --
651971-197318-3557 9-43024 18-3669 -
65199318-3561 9-43023 --
65C1984-198618-3557 9-43024 18-3669 -
65 Jet1994-199518-3543 9-43019 18-3673 -
701974-198618-3557 9-43024 18-3669 -
70, 70TTL199318-3561 9-43023 --
751978-198818-3557 9-43024 18-3669 -
80 Jet1994-199518-3543 9-43019 18-3673 -
851978-198018-3543 9-43019 18-3673 -
851993-199518-3543 9-43019 18-3673 -
881987-199518-3543 9-43019 18-3673 -
90(1)1983-199518-3543 9-43019 18-3673 -
902004-200618-3544 ---
90 Jet199418-3543 9-43019 18-3673 -
1001979-198018-3543 9-43019 18-3673 -
1001990-199518-3543 9-43019 18-3673 -
100 Comm1984-199518-3543 9-43019 18-3673 -
105200318-3544 ---
1101985-198918-3543 9-43019 18-3673 -
1121994-199518-3543 9-43019 18-3673 -
115(1)1978-199518-3543 9-43019 18-3673 -
1152002-200618-3544 ---
1401978-198518-3543 9-43019 18-3673 -
1501978-199118-3543 9-43019 18-3672(5) 9-43101
1501993-199418-3544 ---
1502002-200618-3544 ---
1551984-199118-3543 9-43019 18-3672(5) 9-43101
1751977-199118-3543 9-43019 18-3672(5) 9-43101
175199418-3544 ---
1752002-200618-3544 ---
1851984-198518-3543 9-43019 18-3672(5) 9-43101
2001977-198318-3543 9-43019 18-3672(5) 9-43101
2002000-200118-3546 ---
2252000-200118-3546 ---
2351978-198518-3543 9-43019 18-3672(5) 9-43101
2502000-200118-3546 ---

HP

Years

Sierra Thermostat

Mallory Thermostat

Sierra Thermostat Kit

Mallory Thermostat Kit

Notes:
(1) : Except 60 degree models
(2) : All 1989-91 models except DR & DT
(3) : Commercial also
(4) : Commercial
(5) : For complete Thermostat Kit including gaskets & spring use 18-3674
Refine Parts List
HP

(5 to 250)
Years

(1959 to 2006)
Blowout
Save 21%-37% Off.
Thermostat for Johnson/Evinrude 434137, GLM 13170 - Sierra
Sale-a-palooza Price: $20.69
Save: $5.80
(21% Off $26.49)
Part # 18-3500 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins. 140 Degree

For:
  • 3 Cyl. (1992 & Up)
  • 90 Degree (1990-1992)
Replaces OEM part #
  • OMC 434137
Thermostat - Sierra
Sale-a-palooza Price: $17.99
Save: $9.32
(34% Off $27.31)
Part # 18-3543 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
    Replaces OEM #: 5005440, 508626, 378065, 434841 and 393659
Thermostat - Sierra
Sale-a-palooza Price: $21.59
Save: $6.95
(24% Off $28.54)
Part # 18-3557 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
1" - 143 Degree

Replaces OEM part #
  • CHRYSLER FORCE F335068
  • OMC 382385
  • OMC 396987
  • MERCURY MARINE 47594
Thermostat for Johnson/Evinrude 436195, GLM 13150 - Sierra
Thermostat for Johnson/Evinrude 436195, GLM 13150 - Sierra
Sale-a-palooza Price: $11.69
Save: $3.72
(24% Off $15.41)
Part # 18-3561 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
143 Degree

Replaces OEM part #
  • OMC 436195
Mallory Thermostat (143) 9-43024
Your Price: $23.99
Save: $4.55
(15% Off $28.54)
Part # 9-43024 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
Replaces Original Equipment Manufacturer(OEM):CHRYSLER FORCE
Replaces Original Equipment Manufacturer # (OEM #):F335068
Mallory Thermostat 9-43023
Mallory Thermostat 9-43023
Your Price: $12.99
Save: $2.42
(15% Off $15.41)
Part # 9-43023 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude
Replaces Original Equipment Manufacturer # (OEM #):436195
Mallory Thermostat (143) 9-43019
Your Price: $11.99
Save: $2.83
(19% Off $14.82)
Part # 9-43019 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins. Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude / Mercury/Force
Replaces Original Equipment Manufacturer # (OEM #):434841 / 75692
Mallory Thermostat 9-43030
Mallory Thermostat 9-43030
Your Price: $19.99
Save: $7.80
(28% Off $27.79)
Part # 9-43030 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude
Replaces Original Equipment Manufacturer # (OEM #):5001036
Mallory Thermostat (133) 9-43031
Mallory Thermostat (133) 9-43031
Your Price: $18.99
Save: $7.33
(27% Off $26.32)
Part # 9-43031 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude
Replaces Original Equipment Manufacturer # (OEM #):437090
Thermostat for Johnson/Evinrude 435491 - Sierra
Sale-a-palooza Price: $16.88
Save: $9.52
(36% Off $26.40)
Part # 18-3544 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins. Replaces: J/E 435491

Fits:

  • E100 (2004-2006)
  • E115 (2002-2006)
  • E75 (2002-2003)
  • E90 (2002-2003)
  • E150 (1993-1994)
  • E175 (1993-1994)
  • J105 (2003)
  • J115 (2002-2006)
  • J150 (1993-1994, 2002-2006)
  • J175 (1994, 2002-2006)
  • J90 (2004-2006)
Thermostat for Johnson/Evinrude 437090 - Sierra
Sale-a-palooza Price: $16.32
Save: $10.00
(37% Off $26.32)
Part # 18-3545 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
Replaces: J/E 437090

Fits:

  • E115 (1997)
  • E135 (2000-2006)
  • E150 (2000-2006)
  • E175 (2000-2006)
Thermostat for Johnson/Evinrude 5001036 - Sierra
Sale-a-palooza Price: $17.34
Save: $10.45
(37% Off $27.79)
Part # 18-3546 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 6 hrs 12 mins.
No Reviews | Write Review
Replaces: J/E 5001036 Fits:
  • E200 (2000-2005)
  • E225 (2000-2005)
  • E250 (2000-2005)
  • J200 (2000-2001)
  • J225 (2000-2001)
  • J250 (2000-2001)
Sierra
Based On 1 Review | Write Review
Thermostate
by William from Venice, Florida on April 19, 2012
Good item should have direction,which way it should face
(2 of 3 people found this review helpful)
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Average Customer Review for Thermostat - Sierra
Based On 2 Reviews | Write Review
Thermostat
by Charles from Suffolk, Virginia on June 02, 2014
Outstanding product
(2 of 2 people found this review helpful)
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GOOD PRODUCT
by Charles from Suffolk, Virginia on May 12, 2014
I love this website
(1 of 1 people found this review helpful)
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Average Customer Review for Mallory Thermostat (143) 9-43019
Based On 2 Reviews | Write Review
Review for Mallory Thermostat (143) 9-43019
by a Customer on June 29, 2009
Very good! Perfect Fit.
(5 of 9 people found this review helpful)
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Mallory thermostat 9-43019
by Joe from Las Vegas, Nevada on November 05, 2011
This thermostat works as advertised no problems at all.Shipping was fast had it within 5 days. I ordered another one and had the same results Thanks JEF
(1 of 3 people found this review helpful)
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Based On 2 Reviews | Write Review
18-3544 Thermostat
by Emory from Cartersville, Georgia on June 15, 2011
Great part
(2 of 4 people found this review helpful)
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haven't tried my boat out since replacing these part's
by Charles from Antioch, Tennessee on February 15, 2012
I'll let you know later this week...thank's
(1 of 4 people found this review helpful)
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