Those are just threaded holes to mount a bracket for clutch linkage on some models. If you clean them out, there will be threads in a blind-bottomed hole, no connection to any oil passages.
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!