03-07-2021, 04:14 PM
(03-07-2021, 02:10 PM)Ruairidh Dunford Wrote: Damp cold air is denser and improves combustion - consider how intercoolers work and why they are fitted.
I understand the principle, but wasn't expecting much of an effect.
And at 16 degrees it wasn't really 'cold air'.
Thinking about it, the ambient temperature isn't what matters, it's the underbonnet temp. Today was two trips of about 5 miles, an hour apart.