5 ms·
With 2 stroke you need to mix the oil with the fuel before injecting it into the engine in order to lubricate all the moving parts. With 4 stroke the oil and ga
by dglass 7y ago
With 2 stroke you need to mix the oil with the fuel before injecting it into the engine in order to lubricate all the moving parts. With 4 stroke the oil and gas are kept separate and you just feed the fuel in.
4 stroke is more commonly sold today but with boating, the lifespan of the equipment is so long that there are a non-trivial amount of 2 stroke engines still in use today.
- andyrebele 7y agoTrue, and they're so bad that CARB published a report saying one long day in a 2-stroke jetski pollutes as much as 10 years in a typical car.