try to activate fat hund AND narrow hull at the same time.
This might help with the collision.

p.s.; try to use different values for camera.arc,
60 is too low for an FPS.

Some small recent games of mine:
Griefer 4k http://damocles11.byethost9.com/griefer4k.html
Kobold 4k http://damocles11.byethost9.com/kobold.html
Cave 4k http://damocles11.byethost9.com/cave4k.html