Have you checked the woodruff key?
im a kawasaki consultant, and a 1998 kx250 tops out at 80-85 mph
The Kawasaki KX250 is a motorcross bike which was introduced 39 years ago in 1974. It has been ridden to various AMA Motorcross wins and won a number of titles.
It's a 2001
see kawasaki . com head is under specs
850ml, its stamped on the side of the crankcase.
That I sx used to refer to their motocross models ie kx250 kx250f and kx450f
SE,SFor SG SAE 10W-30 or 10W-40
The KX250 is a 2 stroke engine the KX250F is a 4 stroke engine
The type of oil that is used in a 1991 Kawasaki KX250, 2 stroke, in the bottom half of the crank case is called gear oil. The best form of this oil is 80-90W Gear Oil made by Standard Oil.
A 2002 KX250 has 55.60 hp as listed at this site. http://www.bikez.com/motorcycles/kawasaki_kx_250_2002.php
Its a 1997 - KX250 Its a 1997 - KX250
The 1993 Kawasaki KX250 weighs approximately 211 pounds (96 kg) when fully fueled. This weight can vary slightly based on modifications and additional accessories. The KX250 is known for its lightweight design, contributing to its agility and performance in motocross.