I've been looking at this over the internet and everybody says about 60-65. I just recently purchased one and they are pretty fast machines.
how to time a 2002 400ex
400ex does 60 tops.
It depends on what model. But the 2004 400ex can go as fast as 70-75mph.
definitly
73
The 400ex its got a bigger motor... :P
65 to 70 mph stock
Yes it would all the models are almost the exact same.
54 to 58mph (in stock)
87 mph
0 to 50 on a good day
1.9 us quarts