[DeTomaso] Looking for parts
mikeldrew at aol.com
mikeldrew at aol.com
Sun Jul 5 14:42:40 EDT 2009
Tomas wrote:
I have a feeling that most rubber mounts break prematurely because the
associated hardware is not fitted or correctly installed. The muffler
mustn't
hang from the bolt going through the rubber mount. The support must
come from
the cupped washers that wrap around the edges at each end of the rubber
part.
>>>Actually, the location of the muffler must be controlled 100% by the
header/tailpipe junction. If, when you tighten the three bolts, your
muffler isn't in the right place, bending it into position and securing
it with the rubber hanger will NOT work. That's how rubber hangars
fail.
Adjusting the mufflers is a black art, as tightening a given bolt will
move the muffler in two directions (i.e. up and inward). So not only
must the junction be tight, but it must be the 'right' tight. Much
easier to achieve with a donut gasket setup.
Mike
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