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Impeller, Water Pump

Yamaha 6-8HP Mercury 8HP 85-98 15HP-1987
Item#:
662-44352P
Cross Reference#:
0775476
18-3063
662-44352-01-00
81242M
9-45608
95611M
Manufacturer Item:
662-44352-01-00
Manufacturer:
Pro Marine
Available:
In Stock
Your Price:
18.38
Each

Belt, Serpentine

Verado 135-300hp
Item#:
66014P
Cross Reference#:
18-15128
8M0232583
880566Q14
880566014
Manufacturer Item:
880566014
Manufacturer:
Pro Marine
Available:
In Stock
Your Price:
34.51
Each

ProV Piston Kit .040 Port

Yamaha V6 3.1LCarb & EFI 94-Up Bore 3.584 Dish Top Piston
Item#:
6840PV
Manufacturer:
Pro Marine
Available:
In Stock
Your Price:
80.48
Each

Piston Kit, Std

Yamaha 760cc , 1200cc 135hp 1200 is mono block/Steel Liner
Item#:
7110P
Manufacturer Item:
64X-11631-00-00
Manufacturer:
Pro Marine
Available:
In Stock
Your Price:
92.40
Each

Oil Filter

Mercury 225 EFI Yamaha F150-F250 1800 PWC/Boat
Item#:
7906P
Manufacturer Item:
822626T
Manufacturer:
Pro Marine
Available:
In Stock
Your Price:
8.07
Each

Driveshaft Length 28 1/8"

Yamaha 01-05 800/1200cc/FX GPR/XLT/SUV/FX
Item#:
68Y455-1
Cross Reference#:
68Y-G5511-00-00
68Y-45511-00-00
68Y-45511-01-00
Manufacturer Item:
68Y-45511-01-00
Manufacturer:
Pro Marine
Available:
In Stock
 
Heavy
Your Price:
329.85
Each

Pro Marine 60° Thermostat for Yamaha F115 F130 VF115 | 6EK-12411

Pro Marine Aftermarket Part

Pro Marine 60° Thermostat for Yamaha F115 F130 VF115

The Pro Marine 6EK-12411P is a 60°C aftermarket thermostat for select Yamaha F115, LF115, F130, LF130 and VF115 FourStroke outboards. It replaces Yamaha OEM 6EK-12411-00-00 and helps regulate cooling-water flow so the engine can reach and maintain its proper operating temperature.

Pro Marine Aftermarket Replacement

This is a Pro Marine aftermarket thermostat, not a genuine Yamaha OEM part. It is designed as a direct replacement for applications that specify Yamaha thermostat 6EK-12411-00-00. A genuine Yamaha version is also available below.

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 configurations. Confirm your complete engine model and verify that the applicable OEM parts diagram calls for thermostat 6EK-12411-00-00 before ordering. Do not order using horsepower alone.

OEM & Cross Reference Numbers

Brand Part Number Reference Type
Pro Marine 6EK-12411P Aftermarket part number
Yamaha OEM 6EK-12411-00-00 Primary OEM reference
Mercury 8M0175396 Superseded reference
Mercury 8M6010301 OEM cross reference
Mercury 8M6013870 OEM cross reference
Sierra 18-3639 Aftermarket cross reference

What This Part is Used For

The thermostat regulates cooling-water flow through the engine. It remains closed while the engine is cold to help the powerhead warm up efficiently, then opens as operating temperature increases.

A properly functioning thermostat helps the engine maintain a consistent operating temperature, supporting dependable idle quality, efficient combustion and proper cooling-system performance.

Key Features and Benefits

Pro Marine Replacement

A cost-effective aftermarket option for engines specifying Yamaha OEM 6EK-12411-00-00.

60°C Temperature Rating

Designed to help maintain the correct operating temperature in the listed Yamaha applications.

Direct-Fit Installation

Installs in the original thermostat location without modifying the engine.

Broad Yamaha Coverage

Fits verified F115, LF115, F130, LF130 and VF115 model families.

Genuine Yamaha OEM Version Available

Yamaha OEM thermostat
Genuine Yamaha OEM

Yamaha Thermostat 6EK-12411-00-00

Prefer the factory Yamaha component? Choose the genuine OEM thermostat manufactured for applications specifying Yamaha part number 6EK-12411-00-00.

View Genuine Yamaha Thermostat

Frequently Asked Questions

Is this a genuine Yamaha thermostat?

No. This is a Pro Marine aftermarket thermostat designed to replace Yamaha OEM number 6EK-12411-00-00.

What temperature is this thermostat?

This is a 60°C thermostat for the listed Yamaha FourStroke applications.

What engines does it fit?

It fits select Yamaha F115, LF115, F130, LF130 and VF115 models that use OEM thermostat 6EK-12411-00-00.

What are common symptoms of a failing thermostat?

Possible symptoms include overheating, slow engine warm-up, inconsistent operating temperature or visible corrosion and deposits around the thermostat.

How should I verify fitment?

Confirm your complete engine model and check that the applicable OEM parts diagram specifies Yamaha thermostat 6EK-12411-00-00.

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.

Apply for a Dealer Account

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-12411P, 6EK12411P, 6EK-12411-00-00, 6EK124110000, 8M0175396, 8M6010301, 8M6013870, 18-3639, Yamaha F115 thermostat, Yamaha LF115 thermostat, Yamaha F130 thermostat, Yamaha LF130 thermostat, Yamaha VF115 thermostat, Yamaha V MAX SHO thermostat, Pro Marine thermostat, 60 degree Yamaha thermostat

Item#:
6EK-12411P
Cross Reference#:
18-3639
6EK-12411-00-00
6EK-12411-00-00
8M0175396
8M6010301
8M6013870
Manufacturer Item:
6EK-12411-00-00
Manufacturer:
Pro Marine
Available:
In Stock
Your Price:
33.31
Each

Gasket, Adapter Plate

Mercury 25-60 4 Stroke
Item#:
8932
Cross Reference#:
8M0163130
8M0213113
8252511
8252512
8252513
8252514
8252516
8252517
892320001
Manufacturer Item:
892320001
Manufacturer:
Pro Marine
Available:
Out of Stock
ETA:
11/09/2026
Your Price:
75.46
Each

Engine Rebuild Kit .030 Over

Mercury 225/250 Carb/EFI 3.0L Double Roller Main
Item#:
7030-1
Manufacturer:
Pro Marine
Available:
In Stock
1593.1900
Your Price:
1513.53
Each

Engine Rebuild Kit .030 Over

Mercury 225/250 Carb/EFI 3.0L OT325117-Up
Item#:
7030-2
Manufacturer:
Pro Marine
Available:
In Stock
1619.6300
Your Price:
1538.65
Each

Engine Rebuild Kit .030 Over

Mercury 225/250 EFI 3.0L OT409000-OT598999
Item#:
7030-5
Manufacturer:
Pro Marine
Available:
In Stock
1619.6300
Your Price:
1538.65
Each

Ignition Rotor Delco EST

Mercruiser 4cyl Cobra 4cyl
Item#:
63463
Cross Reference#:
0769556
0986651
18-5406
3854261
3854261
71120
8M6001254
802468
811636
811636 1
8116361
898253011
9-29220
Manufacturer Item:
8116361
Manufacturer:
Pro Marine
Available:
In Stock
Your Price:
5.25
Each
|◀ ◀ 3325 - 3336 of 4149 ▶ ▶|
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