The safest, most accurate way to trim the sleeve would be with the crankshaft in a lathe, which is how I'd do it. Otherwise, try using a small angler grinder and a very light touch to nibble the excess length away, followed by a final touch-up with a file.
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!