Quote:
Originally Posted by Dutch_851
Sorry Mr Maddox, but does that mean that you'll take the members advice and make exhaust flames blue?
As there is no evidence at all for yellow flames?
Thanks.
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We also have no evidence one way or the other for a running engine with longer exhaust stacks installed, as the Spitfire Mk. I has. All of those videos depict engines with very short exhaust stacks; Like so:

Instead of like so: