I think the crankshafts are made of alloy steel. vanadium is one of the metals used for alloying.
Yes. All they way up to 2000. However, different size engines, have different size strokes, thus different crankshafts. But 350, to 350, say, yes.
Engine crankshafts usually break when there is too much pressure on them. Some have flaws and may break under normal use.
overfilled engine oil
yes, anyone can
In late 2003 the target wheels on the cam and crankshafts changed to a different style.In late 2003 the target wheels on the cam and crankshafts changed to a different style.
It has two counter rotating crankshafts
yes the crankshafts are the same
The camshaft turns one revolution to the crankshafts two revolutions.
The camshaft turns one revolution to the crankshafts two revolutions.
For a 1992 Suzuki RM250, crankshafts from the 1991-1996 models are generally compatible, as Suzuki maintained similar engine designs during those years. However, it's always best to verify specific part numbers and specifications for the crankshaft to ensure a proper fit. Additionally, consider checking for any modifications or updates made to the engine over the years that might affect compatibility.
Older cars had cast iron, ,most cars have crankshafts made from steel alloy. "Factory cranks", are usually made from 1010, 1045, or 1053 alloys. "Aftermarket cranks", are made from stronger,"more expensive" 5140, 4130 or the best 4340 steel alloy.
Yes. There are any number of aftermarket crankshafts that could be used.