I used 10-40 motor oil in my forks.
... lived to tell.
400 miles later and the front feels firm like I like.
Had to up the damping on my 3014 konis a notch or two.
Diffrent bike, taut as a terrier!
mikuni vm32-33 both sides :\ 5000 feet altitude/ 155main \ 159 02 needle jet\ 6F4 needle in the middle setting\ 0.5 air jet\ pilot 25/3.0 slide/Short Velocity stacks./102 mph with cases and no fairing