Those two screws are on the side of the crankcase close to the fuel pump, directly under the road draft tube hole. PM me your snail mail address if yours is missing, and I'll send you one from a junk block I'm about to scrap out.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!