i rev the bike up alittle in the driveway and from the rear cylinder it has achirpping noise.exhaust leak? but to me it sounds like a dry rocker or something up top just bought the bike been sitting for a while and down 3/4 quart of oil i will top it off later and try again later.has any body had this problem or any ideas thanks

 

what kind of bike?

my dyna does that once in a while. it's the upper motor mount making the noise.

 

06 streetglide

 

exhaust leaks do chirp.

 

Had the same noise on my Road King. Found it was the rubber muffler hangers(rear, under saddle bags). A little grease and noise went away.