When it comes to optimizing the cooling system of high-performance Mercury Racing engines, two critical components play a vital role: the Mercury Racing OEM restrictor washer 12-47533 1 and the OEM thermostat water outlet seal 27-62386.
These essential parts help regulate water flow and maintain engine temperatures within optimal limits, ensuring peak performance and longevity.
The Mercury Racing restrictor washer 12-47533 1 is designed to control water flow through the cooling system, particularly in high-speed and racing applications. It effectively restricts excessive coolant bypass, ensuring that the engine reaches and maintains its ideal operating temperature.
This is crucial for performance boats, as an unregulated cooling system can lead to inefficiencies, overheating, or excessive cooling, which affects fuel combustion and power output.
Enhanced Temperature Regulation: Helps maintain optimal engine temperature by restricting unnecessary coolant flow.
Improved Engine Efficiency: Prevents overcooling, which can lead to incomplete fuel combustion.
Durability: Manufactured from high-quality materials to withstand extreme marine conditions.
OEM Fitment: Direct replacement for Mercury Racing applications, ensuring a perfect fit without modifications.
The Mercury Racing thermostat water outlet seal 27-62386 is another essential component in a well-functioning cooling system. It forms a tight seal around the thermostat outlet, preventing leaks and maintaining proper water pressure.
Leak Prevention: Prevents coolant leaks, ensuring consistent engine cooling.
OEM-Quality Construction: Made to meet Mercury Racing’s high standards for durability and performance.
Perfect Fit: Designed specifically for Mercury Racing engines, ensuring a precise and secure fit.
For professional mechanics, marine performance shops, racers and dealers,
Buckshot Racing #77 offers a 20-piece dealer pack that includes:
10 Mercury Racing OEM restrictor washers (12-47533 1)
10 Mercury Racing thermostat water outlet seals (27-62386)
Why Choose the Buckshot Racing #77 Dealer Pack?
Bulk Convenience: Ideal for dealers, racers and performance marine service providers.
OEM-Approved Components: Ensures compatibility and reliability in high-performance marine engines.
Cost Savings: Buying in bulk reduces the per-unit cost, making it an economical choice for frequent users.
Both the 12-47533 1 restrictor washer and 27-62386 thermostat water outlet seal are designed for use in Mercury Racing and Mercury Marine high-performance outboard and sterndrive engines. These fit the Billet Water Outlet kits found on this website for:
Offshore racing boats
High-performance recreational boats
Custom-built speedboats with modified cooling systems
F1 Tunnel Boat Racing
Mod VP
Outboard Drag Racing
Maintaining proper engine cooling is critical for performance and longevity in Mercury Racing engines. The OEM restrictor washer 12-47533 1 and thermostat water outlet seal 27-62386 ensure optimal temperature control and leak prevention.
For marine professionals and dealers, the Buckshot Racing #77 20-piece dealer pack offers a cost-effective way to stock up on these essential components.
For those looking to upgrade or replace these parts, ensure you choose genuine Mercury Racing OEM components for the best performance and reliability in your high-performance marine engine.
Contact Mike at 714-697-1716 or mike@buckshotracing77.com for technical support.