their is a nut right under theenginen near thethrottlethats it
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What is the Mercury 3.5 Hp four stroke valve clearance?
Mercury Marine began producing four-stroke outboard engines in the late 1990s. The company introduced its first four-stroke outboard, the Mercury 4-Stroke 15 HP, in 1999. Since then, Mercury has expanded its four-stroke lineup, focusing on performance, fuel efficiency, and environmental compliance.
Yes, Mercury Marine produced a 125 hp four-stroke outboard engine known as the Mercury 125 FourStroke. This model was part of their line of four-stroke outboards, offering a balance of power, efficiency, and reliability for various boating applications. However, production of specific models can change over time, so it's important to check with current Mercury offerings for availability.
NO! definitely a 2 stroke and requires oil in gas.
Mercury has made the 50 in both 2 cycle and 4 cycle. If it is oil injected and there is no oil that you change and no oil filter it is a 2 cycle engine where the oil is mixed with the gasoline.
A 1990 Model, 40 hp Mercury outboard, has a dry weight of 182 lbs.
Four stroke
four
To change the engine oil in a 40 hp Mercury four-stroke outboard, first, ensure the engine is cool and level. Remove the oil drain plug and let the old oil drain into a suitable container. Replace the drain plug, then remove the oil filter using an oil filter wrench. Install a new filter, fill the engine with the appropriate type and amount of new oil through the dipstick tube, and check the oil level to ensure it's within the recommended range.
Most boat dealers would lift it with a forklift. If you had an engine crane you could pick it up with that, if you had a way to hook onto the motor so it wouldn't fall or get damaged. Mercury four-stroke weighs 250 lbs.
For a 2 stroke model, a 500 to 650 cca, 12 volt starting battery will be sufficient. The recommended battery for a four stroke model is 1000 cca,
To change the lower unit oil in a Yamaha 115 four stroke one must obtain proper parts, the proper tools, and instructions on how to properly take apart and put together the parts.