Better at least pull the side plate and look inside the transmission while you've got it out. If it's making noise with the clutch pedal out and the trans in neutral, the problem is probably in the transmission. Lurching forward in neutral really concerns me.
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!