Re: IML: Big Block Red Hot Manifolds

["jsadowski" <jsadowski@xxxxxxx>]

I had that happen on a 66. Turned out the muffler was blocked.
John
----- Original Message ----- 
From: "Mike Pittinaro" <mechimike@xxxxxxxxx>
To: <mailing-list@xxxxxxxxxxxxxxxx>
Cc: <otisdavidson@xxxxxxxxxxx>
Sent: Tuesday, June 28, 2005 8:57 PM
Subject: IML: Big Block Red Hot Manifolds


> Anyone care to lend a helping word of advice on what
> could cause both manifolds on a 1978 400 cu in big
> block to glow red?
>
> Timing is set to the spec, new t-stat, new fan clutch,
> radiator flows OK, belts/hoses OK and lower rad hose
> has the internal spring.  New plugs and wires.  Engine
> reverse flushed and new coolant installed.  New vacuum
> lines and stoppers.  Engine has a thermoquad
> carburetor.
>
> My own thoughts are a cracked base of the carb, or
> possibly a leaking intake manifold, something that
> would cause a lean-running situation.  Engine seems to
> idle OK though, and has decent power.
>
> --Mike Pittinaro
>
> "The Surrealist seeks Kittens, runs on Alcohol, and has Three Metal 
> Wheels."
>
>
>
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