411 (Series 3-5) Exhaust Tailpipes

[Nick Challacombe]

Kevin Howard wrote " The cheapest and quickest solution - has to be after
market
exhast tips that point downwards."

Just like the 407, the first use of a V8 in a Bristol.
Makes me think that the problem was always there and
an effective solution found. The 407 handbook advises
that the rear windows should be left open when driving
to facilitate the movement of air in the cockpit.