Quicksilver 8M6013867 Thermostat for Yamaha 4.2L F225, F250, F300 Outboards ShowShopPay See under the water with

See under the water with a view from your perspective above the water

Machined aluminum construction

Standard on many Mercury-powered boats

Machined aluminum braid ready spool allows braid to be tied directly to the spool without any slip

Quicksilver 8M6013867 Thermostat for Yamaha 4.2L F225, F250, F300 Outboards ShowShopPay See under the water withQuicksilver thermostat 8M6013867 is engineered to meet all OEM specifications for high horsepower Yamaha 4. 2L outboards. Proper engine cooling regulation is critical for protecting high performance internals and ensuring peak efficiency during high RPM operation on the water. For use on Yamaha 4. 2L F225, F250, and F300 outboards Designed to meet all original equipment manufacturer specifications Essential for regulating engine temperature for peak