Originally Posted by offworlder
(as the upper mount is riveted/siliconed to the pipe, and hence cant be tightened) How tight should the lower pipe clamp be ? I cant see the lower clamp being primarily responsible for rigidity, as that would put alot of stress on the header...
A loose exhaust is probably worse than a tight clamp, think of the weight of the muffler moving around. Think of it like a slide hammer.
Tight man, can't explain it..