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Yamaha Outboard Parts
Shop OEM and aftermarket Yamaha outboard parts for maintenance, repair, troubleshooting, and complete engine rebuild projects. Browse Yamaha marine parts by system, including cooling, fuel, electrical, internal engine, lower unit, steering, trim, and routine service parts.
Pro Marine USA carries parts for Yamaha 2-stroke, Four Stroke, VMAX SHO, HPDI, and offshore outboards. Verify your engine model code, serial information, or OEM part number whenever possible before ordering.
Shop Yamaha Outboard Parts by System
- Complete Powerheads
- Control Cables & Boxes
- Cooling System
- Cowlings & Components
- Electrical System
- Engine Oil
- Engine Rebuild Kits
- Fuel & Carburetion System
- Intake System
- Internal Engine Components
- Lower Unit Components
- Oiling System
- Paints
- Service & Oil Change Kits
- Service Manuals
- Steering Systems
- Throttle Components
- Transom & Midsection
- Trim System
Rebuilding a Yamaha Outboard?
Shop internal Yamaha engine rebuild parts by engine family to quickly find pistons, rings, cylinder sleeves, bearings, connecting rods, gaskets, valves, and other powerhead components for your application.
Shop Engine Rebuild Parts by Model »Find the Correct Yamaha Outboard Part
Yamaha parts can vary by horsepower, model code, production year, and engine family. Use the OEM parts lookup to identify the original Yamaha part number from the factory diagram before ordering.
Once you have the OEM number, search Pro Marine USA for available genuine Yamaha and aftermarket replacement options.
Use Our OEM Parts Lookup »Common Yamaha Outboard Engine Families
Pro Marine USA supports many popular Yamaha outboards across a wide horsepower range. Always confirm your exact model information before ordering parts.
- Portable and Midrange: Yamaha 2HP through 60HP 2-stroke and Four Stroke applications
- Inline Four-Cylinder: popular Yamaha F70 through F150 platforms
- V6 Four Stroke: Yamaha V6 engine families across multiple horsepower ranges
- VMAX SHO: performance-oriented Yamaha SHO applications
- HPDI: high-pressure direct-injection Yamaha 2-stroke applications
- High-Horsepower Offshore: large-displacement Yamaha offshore platforms
Common Yamaha Outboard Repair Areas
- Engine overheating: water pumps, impellers, thermostats, cooling passages, and engine anodes.
- Hard starting or rough running: fuel pumps, filters, injectors, carburetors, spark plugs, ignition components, and intake components.
- Charging or ignition problems: ignition coils, stators, rectifier/regulators, sensors, wiring, and grounds.
- Low compression or power loss: pistons, rings, cylinders, valves, bearings, gaskets, and other internal engine components.
- Lower unit problems: seals, bearings, gears, shafts, and gear lube components.
- Trim or steering problems: trim motors, hydraulic components, steering cylinders, hoses, and seals.
Why Buy Yamaha Outboard Parts from Pro Marine USA?
- Genuine Yamaha OEM and aftermarket replacement options for many applications.
- Parts for maintenance, professional repair, engine rebuilds, lower units, fuel systems, electrical systems, steering, and trim.
- OEM diagram and part-number lookup tools to help identify the correct component.
- Dealer pricing available for qualified marine businesses.
- Large selection of Yamaha service kits and repair components.
- Fast weekday shipping on qualifying in-stock orders.
Frequently Asked Questions
How do I find the correct Yamaha outboard part?
Start with the engine horsepower, model code, production year, and available identification information. Use the OEM parts lookup to identify the original Yamaha part number whenever possible.
Can I search Yamaha parts by OEM part number?
Yes. Enter the Yamaha OEM part number into the Pro Marine USA site search to locate available OEM and aftermarket replacement options.
Do Yamaha outboard parts vary by model and year?
Yes. Yamaha may use different components on engines with the same horsepower depending on model code, engine family, and production range.
Do you carry Yamaha engine rebuild parts?
Yes. Pro Marine USA carries pistons, rings, bearings, connecting rods, cylinder sleeves, gaskets, valves, and other internal engine components for many Yamaha applications. You can also shop our Engine Rebuild Parts by Model section to narrow parts by engine family.
Do you carry both OEM and aftermarket Yamaha parts?
Yes. Pro Marine USA offers genuine Yamaha parts along with aftermarket replacement options for many Yamaha maintenance, repair, and rebuild applications.
What Yamaha parts are commonly replaced during routine maintenance?
Common maintenance items include engine oil, oil filters, fuel filters, spark plugs, water pump kits, impellers, thermostats, gear lube, drain plug seals, anodes, and model-specific service kit components.
Fitment Tip: Yamaha parts can vary by model code, engine family, production year, and horsepower. Confirm the OEM part number or complete engine identification information whenever possible before ordering.
61A-85780-01-00
90280-04M02-00
90280-04M04-00
90280-04M00-00
Genuine Yamaha 60° Thermostat for F75 F90 VF90
Genuine Yamaha thermostat 6FP-12411-00-00 is a factory OEM 60°C thermostat for select Yamaha F75, F90 and VF90 FourStroke outboards. It helps regulate coolant flow so the engine can warm up properly and maintain its designed operating temperature.
Genuine Yamaha Factory Replacement
This is the genuine Yamaha OEM version, not an aftermarket thermostat. Use it when your engine parts diagram calls for Yamaha part number 6FP-12411-00-00.
Compatible Applications
This OEM thermostat fits the following Yamaha four-stroke outboard families when the engine diagram specifies part number 6FP-12411-00-00.
| Engine Family | Applicable Variants | Catalog Range |
|---|---|---|
| Yamaha F75LB Series | F75LB and applicable _0120 through _0123 variants | 2006-Present |
| Yamaha F75XB Series | F75XB and applicable _0120 through _0123 variants | 2006-Present |
| Yamaha F90JB Series | F90JB and applicable _0120 through _0123 variants | 2006-Present |
| Yamaha F90LB Series | F90LB, F90LB2, F90LB3 and applicable catalog variants | 2006-Present |
| Yamaha F90XB Series | F90XB, F90XB2 and applicable catalog variants | 2006-Present |
| Yamaha VF90LA and VF90LB | VF90LA, VF90LB and applicable _0120 through _0324 variants | 2006-Present |
| Yamaha VF90XA and VF90XB | VF90XA, VF90XB and applicable _0120 through _0324 variants | 2006-Present |
Fitment includes applicable catalog suffixes such as _0120, _0121, _0122, _0123 and _0324. Always confirm the complete engine model and OEM number before ordering.
OEM and Cross Reference Numbers
| Brand | Part Number | Reference Type |
|---|---|---|
| Yamaha | 6FP-12411-00-00 | Genuine OEM part number |
| Mercury | 8M0175325 | OEM cross reference |
| Mercury | 8M6010300 | OEM cross reference |
What This Thermostat is Used For
The thermostat controls coolant flow through the engine. When the engine is cold, it remains closed to help the powerhead reach operating temperature. As the engine warms, the thermostat opens to allow cooling water to circulate.
A properly functioning thermostat supports consistent engine temperature, clean combustion, dependable idle quality and correct cooling-system operation.
Reasons to Inspect or Replace the Thermostat
A thermostat stuck closed can restrict coolant flow and contribute to overheating.
A thermostat stuck open can prevent the engine from reaching its intended temperature.
Thermostats are commonly inspected during water-pump and cooling-system maintenance.
Salt, scale and debris can interfere with thermostat movement and sealing.
Aftermarket Option Available
Pro Marine 60° Thermostat 6FP-12411P
Looking for a cost-effective alternative? The Pro Marine version fits the same verified Yamaha applications and replaces OEM number 6FP-12411-00-00.
View Pro Marine ThermostatKey Features and Benefits
Factory Yamaha replacement for applications calling for 6FP-12411-00-00.
Designed to regulate operating temperature in the listed Yamaha engines.
Fits select Yamaha F75, F90 and VF90 FourStroke outboards.
Suitable for scheduled service or replacement of a sticking or corroded thermostat.
Frequently Asked Questions
Is this a genuine Yamaha part?
Yes. This page is for the genuine Yamaha OEM thermostat, part number 6FP-12411-00-00.
What temperature is this thermostat?
This is a 60°C thermostat for the listed Yamaha F75, F90 and VF90 applications.
What Mercury numbers cross to this thermostat?
Mercury references associated with this thermostat include 8M0175325 and 8M6010300.
How should I confirm fitment?
Confirm your complete Yamaha engine model and verify that the OEM parts diagram specifies 6FP-12411-00-00 before ordering.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 continental U.S.
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1-5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Parts must be new, unused, and in original packaging.
- Installed parts are not returnable.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Part Numbers
6FP-12411-00-00, 6FP124110000, 8M0175325, 8M6010300, Yamaha F75 thermostat, Yamaha F90 thermostat, Yamaha VF90 thermostat, genuine Yamaha thermostat, Yamaha 60 degree thermostat, F75LB thermostat, F75XB thermostat, F90LB thermostat, F90XB thermostat, VF90 SHO thermostat
6FP-12411-00-00
8M0175325
8M6010300
6Y5-83500-S0-00
6Y5-83500-S1-00
6Y5-83500-S2-00
6Y5-83500-S4-00
6Y5-83500-S5-00
6Y5-83570-A0-00
6Y5-83570-A1-00
6Y5-83570-A2-00
6Y5-83570-A3-00
6Y5-83570-S0-00
6Y5-83570-S1-00
6Y5-83570-S2-00
6Y5-83570-S3-00
6Y5-83570-S4-00
6Y5-83570-S5-00
6Y5-83570-S6-00
5454A21
5454A22
5454A25
5454A26
5454A63
5704A2
5704A5
5704A7
5919A2
5919A3
5919A6
5919A7
5919A8
818535A15
832075A14
832075A20
F200 2019-2021
F225 2010-2023
F250 2010-2023
F300 2010-2023
F350 2023
18-45617
6CE-44352-00-00
8M0175392
8M6010334
89300
6Y8-83500-11-BK
6Y8-83500-11-00
6Y8-83500-20-00
6Y8-83500-21-00
6Y8-83500-22-00
6Y8-83500-23-00
6Y8-83500-24-00
Genuine Yamaha 60° Thermostat for F115 F130 VF115
Genuine Yamaha thermostat 6EK-12411-00-00 is a factory OEM 60°C thermostat for select Yamaha F115, LF115, F130, LF130 and VF115 FourStroke outboards. It regulates cooling-water flow to help the engine warm up correctly and maintain its intended operating temperature.
Genuine Yamaha Factory Replacement
This is the genuine Yamaha OEM thermostat, not an aftermarket replacement. Use it when the applicable Yamaha engine parts diagram specifies thermostat 6EK-12411-00-00.
Compatible Applications
This thermostat fits the following Yamaha outboard families when the engine parts diagram specifies OEM number 6EK-12411-00-00.
| Engine Family | Applicable Models | Catalog Range |
|---|---|---|
| Yamaha F115JB | F115JB and applicable _0120 through _0123 variants | 2006-Present |
| Yamaha F115LB Series | F115LB, F115LB2, F115LB3 and applicable catalog variants | 2006-Present |
| Yamaha F115XB Series | F115XB, F115XB2 and applicable catalog variants | 2006-Present |
| Yamaha LF115XB Series | LF115XB, LF115XB2 and applicable catalog variants | 2006-Present |
| Yamaha F130 and LF130 | F130LA, F130XA and LF130XA | 2006-Present |
| Yamaha VF115LA and VF115LB | VF115LA, VF115LB and applicable -20, _0120, _0121, _0222, _0223 and _0324 variants | 2006-Present |
| Yamaha VF115XA and VF115XB | VF115XA, VF115XB and applicable -20, _0120, _0121, _0222, _0223 and _0324 variants | 2006-Present |
Important Fitment Note
Yamaha model suffixes identify specific production versions and engine configurations. Confirm your complete engine model and verify that the applicable OEM parts diagram calls for thermostat 6EK-12411-00-00. Do not order using horsepower alone.
OEM & Cross Reference Numbers
| Brand | Part Number | Reference Type |
|---|---|---|
| Yamaha OEM | 6EK-12411-00-00 | Genuine OEM part number |
| Mercury | 8M0175396 | Superseded OEM reference |
| Mercury | 8M6010301 | OEM cross reference |
| Mercury | 8M6013870 | OEM cross reference |
What This Part is Used For
The thermostat regulates the flow of cooling water through the engine. It stays closed while the engine is cold to help the powerhead warm up efficiently, then opens as the engine reaches its intended operating temperature.
Proper thermostat operation supports consistent engine temperature, reliable idle quality, efficient combustion and dependable cooling-system performance.
Reasons to Inspect or Replace the Thermostat
A thermostat that remains closed may restrict cooling-water circulation and contribute to overheating.
A thermostat stuck open may prevent the engine from reaching its intended operating temperature.
Thermostats are commonly inspected during water-pump and other cooling-system maintenance.
Corrosion, salt and debris can interfere with thermostat movement and cooling-system performance.
Pro Marine Aftermarket Option Available
Pro Marine 60° Thermostat 6EK-12411P
Looking for a cost-effective alternative? The Pro Marine thermostat fits the same verified applications and replaces Yamaha OEM number 6EK-12411-00-00.
View Pro Marine ThermostatKey Features and Benefits
Factory Yamaha replacement for applications specifying part number 6EK-12411-00-00.
Calibrated to help the listed engines maintain their intended operating temperature.
Fits select Yamaha F115, LF115, F130, LF130 and VF115 FourStroke outboards.
Ideal for owners and technicians who prefer genuine Yamaha cooling-system components.
Frequently Asked Questions
Is this a genuine Yamaha thermostat?
Yes. This is the genuine Yamaha OEM thermostat, part number 6EK-12411-00-00.
What temperature is this thermostat?
This is a 60°C thermostat for the listed Yamaha FourStroke applications.
What Yamaha engines does it fit?
It fits select Yamaha F115, LF115, F130, LF130 and VF115 models whose parts diagrams specify thermostat 6EK-12411-00-00.
Is an aftermarket version available?
Yes. Pro Marine thermostat 6EK-12411P is available as a cost-effective aftermarket alternative.
How should I confirm fitment?
Confirm the complete engine model and verify that the applicable Yamaha OEM parts diagram specifies thermostat 6EK-12411-00-00 before ordering.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 continental U.S.
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1-5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Parts must be new, unused, and in original packaging.
- Installed parts are not returnable.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Part Numbers
6EK-12411-00-00, 6EK124110000, 8M0175396, 8M6010301, 8M6013870, Yamaha OEM thermostat, genuine Yamaha thermostat, Yamaha F115 thermostat, Yamaha LF115 thermostat, Yamaha F130 thermostat, Yamaha LF130 thermostat, Yamaha VF115 thermostat, Yamaha V MAX SHO thermostat, 60 degree Yamaha thermostat
8M0175396
8M6010301
8M6013870