i am not a scholar in this of some sort, but to my knowledge the following are the major disadvantages
high cost
Invent
For a set amount of power, they're heavier, bigger and use more parts than a 2-stroke engine.
One advantage of having a four stroke petrol engine is the fuel economy. A disadvantage of the engine is in the cold weather they are harder to start.
I'm not aware that there ever was such an engine.
This is a new and emerginf technology and needs to have a lot of research work for this.. so we have to study about this new technology too. Like the innovative design of NIYKADO Six Stroke Engine.
Explain the advantages of four-stroke engine over two-stroke engine
two stroke
Why the fuel consumption is less in 4 stroke engine as compared to 2 stroke engine
in my opinion a two stroke engine is a better quality engine as compared to a four stroke engine!
168.8 cubic inches
Detroit diesel engine is an example of two stroke engine