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6G5-12416-00-00
60H-12416-00-00
804080
804080001
18-3072
646-44352-01-00
80395M
80395M
89850
89850
9-45604
18-3073
18-3073
6E0-44352-00-00
775475
89860
9-45611
96305M
18-3066
6G1-44352-00-00
89870
9-45610
18-3627
19300-881-761
6H3-12411-00-00
6H3-12411-01-00
6H3-12411-10-00
6H3-12411-11-00
18-3302
83444M
83444M
8813421
89588
89588
90280-04M05-00
6E5-44352-00-00
6E5-44352-01-00
6E544352
8M0175381
8M6010327
8M6013127
804003
879126
88689
18-3063
47-81242M
47-95611M
662-44352-01-00
81242M
9-45608
95611M
300hpÂ
325hp
350hp
18-3636
6DA-12411-00-00
6DA-12411-01-00
8M0175324
8M6010299
Pro Marine 60° Thermostat for Yamaha F75 F90 VF90
The Pro Marine 6FP-12411P is a premium aftermarket 60°C thermostat designed for select Yamaha F75, F90 and VF90 FourStroke outboards. It directly replaces Yamaha OEM 6FP-12411-00-00 along with Mercury cross-reference numbers 8M0175325 and 8M6010300, helping maintain proper engine operating temperature and cooling system performance.
Why Replace Your Thermostat?
Your thermostat controls engine operating temperature by regulating coolant flow. A sticking thermostat can cause slow warm-up, overheating, inconsistent idle quality, poor fuel economy and unnecessary engine wear. Replacing a worn thermostat during routine cooling system maintenance helps keep your Yamaha FourStroke running at its designed operating temperature.
Compatible Applications
| Engine Family | Years |
|---|---|
| Yamaha F75LB Series | 2006-Present |
| Yamaha F75XB Series | 2006-Present |
| Yamaha F90JB Series | 2006-Present |
| Yamaha F90LB, LB2 and LB3 Series | 2006-Present |
| Yamaha F90XB and XB2 Series | 2006-Present |
| Yamaha VF90LA and VF90LB Series | 2006-Present |
| Yamaha VF90XA and VF90XB Series | 2006-Present |
Includes all applicable production variants and catalog suffixes including _0120, _0121, _0122, _0123, _0324 and other models using OEM thermostat 6FP-12411-00-00. Always verify your engine model and OEM part number before ordering.
OEM and Cross References
| Brand | Part Number |
|---|---|
| Pro Marine | 6FP-12411P |
| Yamaha OEM | 6FP-12411-00-00 |
| Mercury | 8M0175325 |
| Mercury | 8M6010300 |
What This Thermostat Does
The thermostat regulates coolant flow through your Yamaha outboard, allowing the engine to warm up quickly while maintaining the proper operating temperature. Maintaining correct engine temperature improves combustion efficiency, fuel economy and overall engine longevity.
Replacing a thermostat is commonly recommended whenever cooling system components are serviced or whenever overheating or poor warm-up symptoms are present.
Compare Aftermarket and OEM
Genuine Yamaha OEM Thermostat
Prefer the factory Yamaha thermostat? We also stock the genuine OEM version using the original Yamaha part number.
View Genuine OEMKey Features
Designed to maintain proper operating temperature for the listed Yamaha FourStroke engines.
Installs in place of Yamaha OEM 6FP-12411-00-00 without modification.
Manufactured to provide dependable cooling system performance.
Fits numerous Yamaha F75, F90 and VF90 models from 2006 through present production.
Frequently Asked Questions
Is this a genuine Yamaha thermostat?
No. This is a Pro Marine aftermarket thermostat designed as a direct replacement for Yamaha OEM 6FP-12411-00-00.
What OEM numbers does it replace?
It replaces Yamaha 6FP-12411-00-00 and Mercury cross references 8M0175325 and 8M6010300.
How do I verify fitment?
Verify your complete engine model and confirm your parts diagram calls for OEM thermostat 6FP-12411-00-00 before ordering.
Searchable Part Numbers
6FP-12411P, 6FP-12411-00-00, 8M0175325, 8M6010300, Pro Marine thermostat, Yamaha F75 thermostat, Yamaha F90 thermostat, Yamaha VF90 thermostat, Yamaha 60 degree thermostat, F75 cooling system thermostat, VF90 thermostat
6FP-12411-00-00
8M0175325
8M6010300
Pro Marine Water Pump Spacer
Yamaha F115-F300 & Mercury 225 Water Pump Spacer
The Pro Marine 9075P Water Pump Spacer is a direct replacement for Yamaha OEM 61A-45538-00-00 and Mercury OEM 888690. This spacer plate is installed within the water pump assembly and helps maintain proper alignment and spacing of critical cooling system components.
Commonly replaced during water pump rebuilds and lower unit service, this spacer is used on numerous Yamaha four-stroke outboards and select Mercury four-stroke models that share Yamaha-designed powerhead and cooling system components.
Compatible Applications
Yamaha OEM number 61A-45538-00-00 is found across a wide range of Yamaha four-stroke outboards. Mercury OEM number 888690 references the same spacer used on certain Mercury-built Yamaha-platform engines.
| Manufacturer | Models |
|---|---|
| Yamaha | F115, LF115 |
| Yamaha | F150, LF150 |
| Yamaha | F175, LF175 |
| Yamaha | F200, LF200 |
| Yamaha | F225, LF225 |
| Yamaha | F250, LF250 |
| Yamaha | F300, LF300 |
| Mercury | 225 EFI FourStroke (0T653945 & Up) |
Yamaha used several water pump designs across different model years, gearcases, and driveshaft housings. Always verify your original OEM part number before ordering.
This spacer replaces Yamaha OEM 61A-45538-00-00 and Mercury OEM 888690.
OEM & Cross Reference Numbers
| Type | Part Number |
|---|---|
| Pro Marine | 9075P |
| Yamaha OEM | 61A-45538-00-00 |
| Mercury OEM | 888690 |
Alternative Brand Available
GLM 9075GM Water Pump Spacer
Looking for the GLM version? We also stock the GLM 9075GM Water Pump Spacer, which replaces the same Yamaha and Mercury OEM part numbers.
Product Specifications
- Brand: Pro Marine
- Part Number: 9075P
- Part Type: Water Pump Spacer Plate
- Replaces Yamaha: 61A-45538-00-00
- Replaces Mercury: 888690
- Application: Water Pump Assembly
What This Part Is Used For
The water pump spacer is an important component within the water pump assembly. It provides proper spacing and alignment between the wear plate, impeller, housing, and other cooling system components.
During water pump maintenance, technicians should inspect the spacer for wear, corrosion, pitting, or physical damage. Replacing worn components can help maintain proper water pressure and cooling system performance.
Key Features & Benefits
- Direct replacement for Yamaha 61A-45538-00-00
- Direct replacement for Mercury 888690
- Fits many Yamaha F115-F300 and LF115-LF300 outboards
- Fits Mercury 225 EFI FourStroke applications using OEM 888690
- Ideal during water pump rebuilds and cooling system service
- Pro Marine quality aftermarket replacement
- GLM alternative available above
FAQ
What OEM numbers does this replace?
This spacer replaces Yamaha OEM 61A-45538-00-00 and Mercury OEM 888690.
What Yamaha models use this spacer?
Common applications include Yamaha F115, F150, F175, F200, F225, F250,
and F300 models, including many LF-series variants.
What Mercury models use this spacer?
Mercury 225 EFI FourStroke models using OEM number 888690 commonly utilize this spacer.
Should I replace this during water pump service?
If corrosion, wear, or damage is found during inspection, replacement is recommended.
Do you carry another brand?
Yes. The GLM 9075GM version is linked above.
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 Terms
9075P, 9075GM, 61A-45538-00-00, 888690, Yamaha F115 water pump spacer, Yamaha F150 water pump spacer, Yamaha F175 water pump spacer, Yamaha F200 water pump spacer, Yamaha F225 water pump spacer, Yamaha F250 water pump spacer, Yamaha F300 water pump spacer, LF225 water pump spacer, Mercury 225 EFI FourStroke water pump spacer, Pro Marine 9075P, GLM 9075GM, Yamaha cooling system parts, water pump rebuild parts
18-9075
18-9075
18-9075
45538
61A-45538-00-00
888690
9-43711
18-3063
662-44352-01-00
81242M
9-45608
95611M