Try www.websxtreme.net/index.php.It is an info site for kawasaki 454's.It has all the specs.Hope this helps.
10w-30
a bad one
no such thing as clutch fluid. dot 3 brake fluid is to be used in the clutch tank
gear oil
Any 4-stroke 10W-30 motorcycle oil can be used in clutch case.
It is Mobil 424. Kawasaki sells it as a wet brake oil un their own brand but it is the same oil used in tractor brakes.
A big one
brake fluid
I used Castrol 10w 40 , I think its whats recommended in the owners manual.
Sol
The KX is a dirt bike manufactured by the Kawasaki company. The Kawasaki KX is often used in motocross racing. There is the 2013 KX100, 2013 KX85, and the 2013 KX65.
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.