J Miller

A wide blade that fits the slot is really mandatory. The grease pot caps, (they are only caps, I looked at mine) are fairly wide. A narrow bladed screwdriver won't put enough turn on 'em.

Joe

Lyncat

Not to be an enabler, but did you see that nice looking 201 on the Prescott Craigslist?

ArchaicArcane

Oh! DH remembered this when I didn't:
http://vssmb.blogspot.ca/2011/12/how...r-part-10.html
Rain's method for taking those stinking things out. Possibly the best method yet, and uhm,... the one I used when I rebuilt the 15-91 and then promptly forgot about it.

k9dancer

Maybe my memory's off, but I could swear that I used a coin to open those suckers.