Mercury – Active Trim Kit | 75–115 HP FourStroke | Single Engine | 8M0111546 Yamaha Marine Outboard Connecting Rods - Pistons - Driveshafts - Camshafts - and Crankshafts A good thermostat doesn’t shout

A good thermostat doesn’t shout for attention

What you’ll notice most after performing an oil change with this kit is how the engine settles into a calmer

Yes — aluminum anodes perform well in both salt and freshwater

Works with most outboards and sterndrives up to 250 HP

3" Blower Flange Mounted - 12V

Mercury – Active Trim Kit | 75–115 HP FourStroke | Single Engine | 8M0111546 Yamaha Marine Outboard Connecting Rods - Pistons - Driveshafts - Camshafts - and Crankshafts A good thermostat doesn’t shoutMercury Active Trim Kit 75115 HP FourStroke Single Engine 8M0111546 Overview The Mercury Active Trim Kit (8M0111546) is designed for single engine 75115 HP Mercury FourStroke outboards (serial number 2B095049 and newer). It automatically adjusts engine trim based on speed and RPM to deliver smoother acceleration, faster planing, and better fuel efficiency no manual trimming needed. Active Trim constantly monitors how your boat is running and fine