What year is this mercury outboard 9.8 hp 110 thunderbolt serial number 3616192?

The Mercury outboard motor with a 9.8 hp Thunderbolt engine and serial number 3616192 was likely manufactured in the early 1980s. Specifically, based on the serial number, it can be estimated to be from around 1981. For exact dating, it’s best to consult Mercury's official documentation or databases that track outboard serial numbers.