backfiring,,

[Kid Racer]

hey guys how is every one been a litl while since i been on...well one of my manifolds has a litl gap in it were it meets the y pipe..because one of the bolts broke on it would that cause it too back fire.....or is there something else...oh and by the way i got my car back...

[IROCdan330]

does it backfire on decel?

[Kid Racer]

yeah it does thats it...like once it gets up so far in the rpms and then u let the gas go she backfires....