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Advanced timing can cause that to happen

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Q: Why does the exhaust manifold glow red hot?
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What would cause exhaust manifold to get red hot in a cummins diesel engine?

The turbocharger turbine housing and exhaust manifold on any state of the art high horsepower (per litre of displacement) diesel engine will glow red as it approaches full load condition.


What would cause the exhaust manifold of a 91 Nissan Stanza 4 cylinder to glow red hot with or without the converter?

The fuel mixtue has gone lean.


What would cause 1988 ford ranger exhaust manifold to get red hot?

exhaust?


Why does header glow red on your sv650s?

The exhaust gasses pass though there, and they're really hot.


What would make the exhaust manifold glow red on a 19 84 fiero?

Excessive high idle Excessive lean mixture.


Why does your exhaust manifolds glow red hot and flames out exhaust?

I dirt track race and mine did it once it was because it was running to lean.


Red hot exhaust manifold 92 Camaro?

If it's glowing red you have a vaccum leak someplace, probably in the intake manifold or the engine is running lean on fuel or possibly too rich as the unburnt fuel is burning in the exhaust.


Can bad exhaust valves cause a manifold to turn red hot?

No but an engine running like that can damage the valves.


What would make a 93 talon tsi turbo exhaust manifold to glow red HOT but the car is not over heating and it still runs good and it has a new cadillac converter please any help?

check the cad. converter ======================== That's normal if you dive the car "HARD" .. Turbo kicks in and lots of air/fuel => exhaust then too hot


Why does back turbo get cherry red just after a few minutes of driving?

The back of the turbo, is the turbine. It has the hot exhaust gases flowing thru it. The exhaust gases are 1000+ degrees f. and cause the steel to glow red/yellow when under load.


Why does the exhaust manifolds on your 2000 E250 4.2 get red hot?

Normally a blocked catalytic converter or a blocked exhaust will cause that problem. Back pressure, means the gasses cannot escape. thus causing the manifolds to glow.


Why do people refer red color as hot?

Red is considered a hot colour because the hot embers of a fire glow red.