common location for cracks/leaks in 4kq EM?

[Michael Dewar - Sun Scotland]

Most common area for leaks is the front pipe flange, where it meets the
cat/ front box

Mike

> 
> I have noticed that my car (87 4kq) is not as quiet as it should be with
> a new exhaust system. There is a noise that sounds like some sort of
> exhaust leak that is noticeable for the first few minutes the car is
> running and then more or less goes away as it warms up. Where do these
> things usually crack or leak? I may be able to get my mechanic friend to
> sniff around for HC's with a emissions tester, but given the extremely
> poor access to the exhaust manifold, I could use some guidance as to
> where to start looking. I will certainly make sure it isn't around the
> flanges on the new exhaust, but with my luck it is probably up way under
> everything on manifold. I haven't been able to locate the leak with my
> hand or by ear. 
> 
> thanks
> 
> Luke 
> -- 
> Luke Rickert
> www.engr.orst.edu/~rickert
>