Rain has a real good tutorial about those hand wheels and the clutch knob.
Here is a link:
http://vssmb.blogspot.com/search/lab...clamp%20washer
I can't remember if the 301 has a little different washer - if it does you may need to search around on Rain Noe's blog for more info. If the washer has 3 bumps treat the bumps like you would the washer and you should be ok.