Jack,
The purpose of the gap is to prevent the heat in the exhaust manifold from
transferring to the intake manifold, while allowing the manifolds to be bolted
together.
Bob
P.J.Aeckerlin wrote:
> Fitting the inlet and exhaust manifolds to my BJ8 engine to-day I
> noticed a gap of about 110 thou between the underside of the inlet- and
> the top of the exhaust manifolds. The service parts list shows two
> joints to be used there (AEC950) but I'm at a loss as to what the
> purpose of these joints should be. If it's to keep the manifolds apart a
> couple of simple washers of the right thickness would do the job, or am
> I missing something?. Someone has an explanation?
> TIA
> Jack Aeckerlin, The Netherlands
> 1964 BJ8 29432 under reconstruction
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