exhaust leak

[celica3sgte94]

i have a big hole on my muffler and im wondering when i rev it it smells like gas and black smokes shoots out from the exhaust. and this person told me that my head gasket is goin to go what do you think is it really me haed gasket????????

[gogg]

do you think is it really me haed gasket????????

No. Sounds like you might be running a bit rich.

[celica3sgte94]

ok another problem my car has a idling problem it drops down to like 500rpm and just back up to 1000 that happens sometimes thou but when i stall omg my rpm is like at 2000 and wont go back down eventually it drops but thats after driving for a lil bit like light to light thing