You've got a flat camshaft on a few lobes. If the engine has over 75,000 miles, don't bother replacing the cam - - - -pull the engine and rebuild or replace it. Changing the cam would be like patching the seat on a pair of jeans with holes in the knees- - - -not worth the effort!
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!