Oh, 2-stroke boat motors aren't allowed on most of the lakes around here. There are a few lakes that allow them as well as the 4-stroke.

Wow! I use a Yamaha 4-stroke.
But people prefer 2-stroke engines and there is no prohibition.

Cheers! - Будь здоров и не хворай! Твоё здоровье!
This short word of yours makes a lot of sense.