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To find the most accurate part match for your engine, we cross-reference detailed model specifications, OEM part numbers and compatibility records. Please allow around 30–60 seconds for your personalized results; more complex searches may take a little longer.

Yamaha Thermostat

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Thermostat 50°C – Fits Yamaha 2 - Stroke 3HP - 250HP Outboards (Replaces 6E5 - 12411, 688 - 12411 - 10, 6H3 - 12411) - JLM Marine Boat Parts Limited
Thermostat 50°C – Fits Yamaha 2-Stroke 3HP-250HP Outboards (Replaces 6E5-12411, 688-12411-10, 6H3-12411)
$24.00
$25.00
$24.00
files/24TH502_1_e75bbef1-e1d8-4dc4-9d9d-7966c0b5be98.jpgDefault Title
$24.00
Thermostat – Fits Yamaha 150HP, 175HP, 200HP Outboards (Replaces 6DA - 12411 - 01 - 00, 6DA - 12411 - 00 - 00) - JLM Marine Boat Parts Limited
6DA-12411-01 Thermostat for Yamaha F150 F175 F200 | JLM Marine
$29.00
$29.00
files/Thermostat_for_Yamaha_150_175_200_HP_6DA-12411-01-00_6DA-12411-00_6DA-12411-01_-_JLM_MARINE-8290980.jpgDefault Title
$29.00
photo of 6e5-12411 thermostat for yamaha 2-stroke outboard motor with copper body spring and valve, includes black rubber gasket
6E5-12411-02 Outboard Thermostat for Yamaha 2 Stroke | JLM Marine
$16.99
$16.99
files/Outboard_Thermostat_for_Yamaha_2_Stroke_3-250_HP_Outboard_Motors__6E5-12411_-_JLM_MARINE-8286964.jpgDefault Title
$16.99
Thermostat – Fits Yamaha 2 - Stroke Outboard 75 - 250 HP (Replaces 6E5 - 12411 - 30 - 00, 688 - 12411 Series) - JLM Marine Boat Parts Limited
Thermostat – Fits Yamaha 2-Stroke Outboard 75-250 HP (Replaces 6E5-12411-30-00, 688-12411 Series)
$19.95
$19.95
files/Thermostat_Kit_for_Yamaha_2-Stroke_Outboards_-_JLM_MARINE-8291449.jpgDefault Title
$19.95
Thermostat Kit – Fits Yamaha F75 - F250 4 - Stroke Outboards (Replaces 67F - 12411 - 01 - 00, 67F - 12411 - 00 - 00) - JLM Marine Boat Parts Limited
Thermostat Kit – Fits Yamaha F75-F250 4-Stroke Outboards (Replaces 67F-12411-01-00, 67F-12411-00-00)
$34.00
$34.00
files/Thermostat_Kit_for_Yamaha_Outboard_F75-F250_4-Stroke_Motors_18-3632_67F-12411-01____67F-12411-01-00_-_JLM_MARINE-8291266.jpgDefault Title
$34.00
Thermostat 143°F (62°C) – Fits Yamaha 2 - Stroke 9.9 - 55 HP (Replaces 6F5 - 12411 - 01, 6F5 - 12411 - 02, 6F5 - 12411 - 03) - JLM Marine Boat Parts Limited
Thermostat 143°F (62°C) – Fits Yamaha 2-Stroke 9.9-55 HP (Replaces 6F5-12411-01, 6F5-12411-02, 6F5-12411-03)
$22.00
$22.00
files/24TH506_1_dc8cb029-c6d7-4a8c-81d4-6b8e022fcc5d.jpgDefault Title
$22.00
Thermostat – Fits Yamaha 9.9 - 70 HP 4 - Stroke Outboards (Replaces 6G8 - 12411 - 00, 69M - 12411 - 00) - JLM Marine Boat Parts Limited
Thermostat – Fits Yamaha 9.9-70 HP 4-Stroke Outboards (Replaces 6G8-12411-00, 69M-12411-00)
$21.00
$21.00
files/Thermostat_for_Yamaha_4_Stroke_F_99_to_70_HP_Outboard_Motor_6G8-12411-00____6G8-12411-00_-_JLM_MARINE-8291296.jpgDefault Title
$21.00
Yamaha Outboard Thermostat 143°F/62°C – Fits Yamaha 2 - Stroke 9.9 - 55 HP (Replaces 6F5 - 12411 - 01/6F5 - 12411 - 02/6F5 - 12411 - 03) - JLM Marine Boat Parts Limited
Yamaha Outboard Thermostat 143°F/62°C – Fits Yamaha 2-Stroke 9.9-55 HP (Replaces 6F5-12411-01/6F5-12411-02/6F5-12411-03)
$22.00
$22.00
files/24TH505_1_d379df72-cd00-41d3-b470-838b53732997.jpgDefault Title
$22.00
Thermostat – Fits Yamaha 60HP/70HP Outboards (Replaces 6H3 - 12411 - 11 - 00) - JLM Marine Boat Parts Limited
Thermostat – Fits Yamaha 60HP/70HP Outboards (Replaces 6H3-12411-11-00)
$17.99
$17.99
files/21TH028_1_74d84584-74dd-4def-b662-2d9c642a4951.jpgDefault Title
$17.99
thermostat 71c jlm marine 121750-49800 for yanmar 2gmf 2gm20f 3gmf 3hmf 3gm30f metal with diaphragm top and springs
Thermostat 71°C (159.8°F) – Fits Yanmar Marine 2GM/3GM Series (Replaces 121750-49800)
$27.00
$27.00
files/21TH016_1_1f3ddec7-f99c-4832-95cd-4b01c4005108.jpgDefault Title
$27.00
Thermostat Kit – Fits Yamaha F115/F130 & Mercury 8–50HP (Replaces 6EK - 12411 - 00 - 00, 855676) - JLM Marine Boat Parts Limited
Thermostat Kit – Fits Yamaha F115/F130 & Mercury 8–50HP (Replaces 6EK-12411-00-00, 855676)
$29.00
$43.00
$29.00
files/23TH628_1_8970023c-6cc7-483d-9667-750e1ba8eeab.jpgDefault Title
$29.00
Yamaha Outboard Thermostat – Fits Yamaha 2 - Stroke 3 - 250HP (Replaces 6E5 - 12411 - 30 - 00, 6E5 - 12411 - 20 - 00) - JLM Marine Boat Parts Limited
Yamaha Outboard Thermostat – Fits Yamaha 2-Stroke 3-250HP (Replaces 6E5-12411-30-00, 6E5-12411-20-00)
$24.00
$24.00
files/Thermostat_for_YAMAHA_Two_Stroke_Outboard_6E5-12411-30_6E5-12411-20___6E5-12411-20_-_JLM_MARINE-8291431.jpgDefault Title
$24.00
photo of JLM Marine thermostat for Yamaha 4.2L V6 F225 F250 F300, black rubber ring, silver disc with brass pin, copper housing, top-down view
Thermostat – Fits Yamaha F225/F250/F300 4.2L V6 Outboards (Replaces 6CE-12411-00-00)
$28.00
$28.00
files/21TH013_1_36a1e05d-a3da-4068-8c8a-9e55be748358.jpgDefault Title
$28.00
Thermostat Cover Gasket – Fits Yamaha 75–225 HP 2 - Stroke Outboards (Replaces 688 - 12414 - A1/00) - JLM Marine Boat Parts Limited
Thermostat Cover Gasket – Fits Yamaha 75–225 HP 2-Stroke Outboards (Replaces 688-12414-A1/00)
$11.99
$11.99
files/Outboard_Thermostat_Gasket_for_Yamaha_2_Stroke_75-225_HP_Outboard_Motors______688-12414_-_JLM_MARINE-8286982.jpgDefault Title
$11.99
Thermostat with Gasket – Fits Yamaha Outboard 25 - 250 HP (Replaces 6E5 - 12411 - 10, 688 - 12411 - 10) - JLM Marine Boat Parts Limited
Thermostat with Gasket – Fits Yamaha Outboard 25-250 HP (Replaces 6E5-12411-10, 688-12411-10)
$24.00
$24.00
files/Thermostat_with_Gasket_for_Yamaha_Outboard_6E5-12411-10_688-12411-10_61A-12414-A0____________6E5-12411-10_-_JLM_MARINE-8291423.jpgDefault Title
$24.00
Marine Thermostat – Fits Yamaha F300/F350 4 - Stroke V8 Outboards (Replaces 6AW - 12411 - 00 - 00) - JLM Marine Boat Parts Limited
Marine Thermostat – Fits Yamaha F300/F350 4-Stroke V8 Outboards (Replaces 6AW-12411-00-00)
$31.00
$31.00
files/Thermostat_for_Yamaha_F_LF_300_350_A_B_C_6AW-12411-00_6AW-12411-00-00_-_JLM_MARINE-8290948.jpgDefault Title
$31.00
yamaha 60v-12411 outboard thermostat and gasket, copper and metal with coiled spring and black rubber seal, round gasket with beveled inner edge
18-3524 Thermostat for Yamaha VZ200 V225 VZ250 Z250 LZ250 Z300 LZ300 F115 LF115 | JLM Marine
$29.00
$29.00
files/Outboard_Thermostat_for_Yamaha_2_Stroke_100-300_HP_60V-12411_-_JLM_MARINE-8286970.jpgDefault Title
$29.00
Thermostat (143°F/62°C) – Fits Yamaha 2 - Stroke Outboard 9.9 - 55 HP (Replaces 6F5 - 12411 - 01, 6F5 - 12411 - 02, 6F5 - 12411 - 03) - JLM Marine Boat Parts Limited
6F5-12411-03 Thermostat Kit for Yamaha 25D | JLM Marine
$31.00
$31.00
files/23TH015_1_1a846d8b-6d3f-400f-bdc0-29b6b79a2d9e.jpgDefault Title
$31.00
jlm marine thermostat for yamaha 4-stroke 6g8-12411-00 brass base silver disc black seal coiled spring copper tip slightly elevated front view
6AH-12411-00 Thermostat for Yamaha F2.5MSH F9.9H F15C F20B | JLM Marine
$22.00
$22.00
files/Thermostat_for_Yamaha_4_Stroke_F_99_to_70_HP_Outboard_Motor_6G8-12411-00_______69M-12411-00_-_JLM_MARINE-8291092.jpgDefault Title
$22.00
Thermostat (140°F/60°C) – Fits Yamaha 20HP & 25HP Outboards (Replaces 6FM - 12411 - 00 - 00) - JLM Marine Boat Parts Limited
6FM-12411-00-00 Thermostat for Yamaha F20F F20G F25G | JLM Marine
$31.00
$31.00
files/21TH027_1_1b8303db-c946-463f-b1e6-b7fe28bde1d4.jpgDefault Title
$31.00

Yamaha Outboard Thermostat

Yamaha Outboard Thermostat

To assist you in maintaining and repairing your marine engines, we hope the following resources may be of use:

Yamaha Outboard Thermostat Quick‑Reference: The OEM number is clickable and will take you directly to the correct part or rebuild kit.

Note: This table may not include all models. If your model is not listed in this table, please check the detailed product list below.

▶ Yamaha 2 Stroke Models
▶ Yamaha 2 Stroke 3-8 HP / 25 HP Models
Model/HP Year Thermostat Engine Type HP
3A/ 4A/ 5C/ 6C/ 8C/ 25N 25NWO -1993 6E5-12411-02 2 Stroke 3-8 HP / 25 HP
▶ Yamaha 2 Stroke 9.9-115 HP Models
Model/HP Year Thermostat Engine Type HP
9.9F/ 15F/ 25N(1994+)/30D/ 40V/ 75C/ 90A/ 100A/ 115C/ 1994+ 6E5-12411-30 2 Stroke 9.9-115 HP
9.9D/ 15D/ 20C/ 25D/ 40Q/ 55B 1984-2005 6F5-12411-03 2 Stroke 9.9-55 HP
▶ Yamaha 2 Stroke 50-70 HP Models
Model/HP Year Thermostat Engine Type HP
50G/ 60F/ 70B 1984-2003 6H3-12411-10 2 Stroke 50-70 HP
▶ Yamaha 2 Stroke 130-250 HP / 150 HP Models
Model/HP Year Thermostat Engine Type HP
130B/ 150F/ 175D/ 200F/G/ 225D/G/ 250A/B/ Z150P/Q/ 1994+ 6E5-12411-30 2 Stroke 130-250 HP / 150 HP
▶ Yamaha 2 Stroke 175-200 HP Models
Model/HP Year Thermostat Engine Type HP
Z175G/ Z200N/P 1994+ 6E5-12411-30 2 Stroke 175-200 HP
▶ Yamaha 4 Stroke Models
▶ Yamaha 4 Stroke 2.5-20 HP Models
Model/HP Year Thermostat Engine Type HP
F2.5A/ F9.9H/ F13,5B/ F15C/ F20B,M 2003+ 6AH-12411-00 4 Stroke 2.5-20 HP
▶ Yamaha 4 Stroke 4-9.9 HP Models
Model/HP Year Thermostat Engine Type HP
F4A/B/ F5A/ F6A/C/ F8B/C/ FT8D/ F9.9B/C/F/J/ FT9.9A/D/G/L 1999+ 66M-12411-00 4 Stroke 4-9.9 HP
▶ Yamaha 4 Stroke 15-20 HP Models
Model/HP Year Thermostat Engine Type HP
F15C/F20D 2007-2011 6AH-12411-00 4 Stroke 15-20 HP
F15A/ F25A/D/ FT25B/F/ F30A/B/ F40A/B/F/ 1998+ 66M-12411-00 4 Stroke 15-40 HP
▶ Yamaha 4 Stroke 25 HP Models
Model/HP Year Thermostat Engine Type HP
F25G 2013+ 6FM-12411-00 4 Stroke 25 HP
▶ Yamaha 4 Stroke 50-80 HP Models
Model/HP Year Thermostat Engine Type HP
F50A/F/H/ FT50B/C/G/J/ F60A/C/F/ FT60B/D/G/ F70A/ F80A/ 1999+ 66M-12411-00 4 Stroke 50-80 HP
▶ Yamaha 4 Stroke 80-250 HP Models
Model/HP Year Thermostat Engine Type HP
F80A/B/ F100A(01+)/ F100B/ F(L)150A/ F(L)200A/C/F(L)225A/B/C/ F(L)250A/B 1999-2018 67F-12411-01 4 Stroke 80-250 HP
▶ Yamaha 4 Stroke 100 HP Models
Model/HP Year Thermostat Engine Type HP
F100A 2000+ 66M-12411-00 4 Stroke 100 HP
F100D 2005-2015 6D9-12411-00 4 Stroke 100 HP
F100F 2014+ 6FP-12411-00 4 Stroke 100 HP
▶ Yamaha 4 Stroke 175-200 HP Models
Model/HP Year Thermostat Engine Type HP
F(L)200F/ F(L)200G/ F175A 2013+ 6DA-12411-01 4 Stroke 175-200 HP
▶ Yamaha 4 Stroke 225-300 HP Models
Model/HP Year Thermostat Engine Type HP
F(L)225F/ F(L)250D/ F(L)300B 2010+ 6CE-12411-00 4 Stroke 225-300 HP
▶ Yamaha 4 Stroke 300-350 HP Models
Model/HP Year Thermostat Engine Type HP
F(L)300A/ F(L)350A 2007+ 6AW-12411-00 4 Stroke 300-350 HP
▶ Yamaha Mixed Models
▶ Yamaha Mixed 100-115 HP / 250-300 HP Models
Model/HP Year Thermostat Engine Type HP
F100B/ F(L)115A/ (L)Z250D/F/ Z300A 2000+ 60V-12411-00 Mixed 100-115 HP / 250-300 HP

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