Re: [MV] M37 ?s

Rick Lathrop (rickl@npark.com)
Tue, 28 Apr 1998 12:18:27 -0400

What typically happens with an M-37 is the hangers for the exaust system
fail causing the weight of the muffler and tailpipes to be transfered to
the manifold causing it to crack.
Rick

Svaasand, Lars Edin wrote:

> > 1. Exhaust manifold has a crack in upper right hand corner near
> > forward
> > bolt hole. (Sounds like a lawn boy)
> > Some of my "gear head buddies" say no problem welding it (cast
> > iron
> > version) cracked 1/4-3/8" x 1 " long or would replacing be best ?
> >
> This must be a weak spot on this manifold, as I've seen several with a
> crack
> at just that spot. One of mine is welded there, and it has been ok as
> long
> as I've had the truck (3-4 years).
>
> -Lars, Norway
>
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