charge temps r always an issue, it can cause a car 2 over heat even when sittin in traffic. if the air enterin the inlet of a engine is hot it will transfer the haet in 2 the engine, (radiation), thiers only so much heatthe car radiator can get rid of when sittin still, thats why u have fans on a car,

1 of the main causes of head gasket failer is from heat, in most cases the head gasket will go round cylinder number 4 which is the 1 closest 2 the bulk head,

Ur Bhp will b closets 2 best possible figures (in the right conditons) when W,I is swiched on cause cold air is denser than warm air, the denser the air is the better the combustion rater is, thats why on a cold day ur car will feel faster and it feels like it pulls stronger